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Finding the Fourth Proportional to 11,053.69, 15,254.10 and 6,085.69

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Solution

The fourth proportional to 11,053.69, 15,254.10 and 6,085.69 is: 8,398.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053.69 : 15,254.10 = 6,085.69 : x
  2. Step 2: Convert to fraction form
    11,053.69/15,254.10 = 6,085.69/x
  3. Step 3: Cross multiply
    11,053.69x = 15,254.10 × 6,085.69
  4. Step 4: Simplify right side
    11,053.69x = 92,831,685.69
  5. Step 5: Solve for x
    x = 92,831,685.69/11,053.69
  6. Step 6: Final answer
    x = 8,398.25

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Half scale
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Double scale
Find fourth proportional to 11,054.69, 15,255.48 and 6,086.69
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.