Home / 11,382.19-15,701.85-7,606.29

Finding the Fourth Proportional to 11,382.19, 15,701.85 and 7,606.29

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Solution

The fourth proportional to 11,382.19, 15,701.85 and 7,606.29 is: 10,492.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,382.19 : 15,701.85 = 7,606.29 : x
  2. Step 2: Convert to fraction form
    11,382.19/15,701.85 = 7,606.29/x
  3. Step 3: Cross multiply
    11,382.19x = 15,701.85 × 7,606.29
  4. Step 4: Simplify right side
    11,382.19x = 119,432,824.64
  5. Step 5: Solve for x
    x = 119,432,824.64/11,382.19
  6. Step 6: Final answer
    x = 10,492.96

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Double scale
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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.