Home / 9,426.92-13,010.96-6,240.27

Finding the Fourth Proportional to 9,426.92, 13,010.96 and 6,240.27

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Solution

The fourth proportional to 9,426.92, 13,010.96 and 6,240.27 is: 8,612.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.92 : 13,010.96 = 6,240.27 : x
  2. Step 2: Convert to fraction form
    9,426.92/13,010.96 = 6,240.27/x
  3. Step 3: Cross multiply
    9,426.92x = 13,010.96 × 6,240.27
  4. Step 4: Simplify right side
    9,426.92x = 81,191,967.75
  5. Step 5: Solve for x
    x = 81,191,967.75/9,426.92
  6. Step 6: Final answer
    x = 8,612.78

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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.