Home / 11,305.02-15,602.54-6,270.36

Finding the Fourth Proportional to 11,305.02, 15,602.54 and 6,270.36

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Solution

The fourth proportional to 11,305.02, 15,602.54 and 6,270.36 is: 8,653.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.02 : 15,602.54 = 6,270.36 : x
  2. Step 2: Convert to fraction form
    11,305.02/15,602.54 = 6,270.36/x
  3. Step 3: Cross multiply
    11,305.02x = 15,602.54 × 6,270.36
  4. Step 4: Simplify right side
    11,305.02x = 97,833,542.71
  5. Step 5: Solve for x
    x = 97,833,542.71/11,305.02
  6. Step 6: Final answer
    x = 8,653.99

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Half scale
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Double scale
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Similar ratio
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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.