Home / 11,475.96-15,834.89-6,761.18

Finding the Fourth Proportional to 11,475.96, 15,834.89 and 6,761.18

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Solution

The fourth proportional to 11,475.96, 15,834.89 and 6,761.18 is: 9,329.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.96 : 15,834.89 = 6,761.18 : x
  2. Step 2: Convert to fraction form
    11,475.96/15,834.89 = 6,761.18/x
  3. Step 3: Cross multiply
    11,475.96x = 15,834.89 × 6,761.18
  4. Step 4: Simplify right side
    11,475.96x = 107,062,541.57
  5. Step 5: Solve for x
    x = 107,062,541.57/11,475.96
  6. Step 6: Final answer
    x = 9,329.29

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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.