Home / 11,119.42-15,344.57-6,083.63

Finding the Fourth Proportional to 11,119.42, 15,344.57 and 6,083.63

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Solution

The fourth proportional to 11,119.42, 15,344.57 and 6,083.63 is: 8,395.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119.42 : 15,344.57 = 6,083.63 : x
  2. Step 2: Convert to fraction form
    11,119.42/15,344.57 = 6,083.63/x
  3. Step 3: Cross multiply
    11,119.42x = 15,344.57 × 6,083.63
  4. Step 4: Simplify right side
    11,119.42x = 93,350,686.39
  5. Step 5: Solve for x
    x = 93,350,686.39/11,119.42
  6. Step 6: Final answer
    x = 8,395.28

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Half scale
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Double scale
Find fourth proportional to 11,120.42, 15,345.95 and 6,084.63
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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.