Home / 8,999.28-13,498.89-2,426.13

Finding the Fourth Proportional to 8,999.28, 13,498.89 and 2,426.13

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Solution

The fourth proportional to 8,999.28, 13,498.89 and 2,426.13 is: 3,639.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,999.28 : 13,498.89 = 2,426.13 : x
  2. Step 2: Convert to fraction form
    8,999.28/13,498.89 = 2,426.13/x
  3. Step 3: Cross multiply
    8,999.28x = 13,498.89 × 2,426.13
  4. Step 4: Simplify right side
    8,999.28x = 32,750,062.00
  5. Step 5: Solve for x
    x = 32,750,062.00/8,999.28
  6. Step 6: Final answer
    x = 3,639.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.