Home / 9,000.90-13,501.49-2,428.02

Finding the Fourth Proportional to 9,000.90, 13,501.49 and 2,428.02

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Solution

The fourth proportional to 9,000.90, 13,501.49 and 2,428.02 is: 3,642.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000.90 : 13,501.49 = 2,428.02 : x
  2. Step 2: Convert to fraction form
    9,000.90/13,501.49 = 2,428.02/x
  3. Step 3: Cross multiply
    9,000.90x = 13,501.49 × 2,428.02
  4. Step 4: Simplify right side
    9,000.90x = 32,781,875.61
  5. Step 5: Solve for x
    x = 32,781,875.61/9,000.90
  6. Step 6: Final answer
    x = 3,642.07

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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.