Home / 9,001.80-13,501.13-2,426.45

Finding the Fourth Proportional to 9,001.80, 13,501.13 and 2,426.45

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Solution

The fourth proportional to 9,001.80, 13,501.13 and 2,426.45 is: 3,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.80 : 13,501.13 = 2,426.45 : x
  2. Step 2: Convert to fraction form
    9,001.80/13,501.13 = 2,426.45/x
  3. Step 3: Cross multiply
    9,001.80x = 13,501.13 × 2,426.45
  4. Step 4: Simplify right side
    9,001.80x = 32,759,737.25
  5. Step 5: Solve for x
    x = 32,759,737.25/9,001.80
  6. Step 6: Final answer
    x = 3,639.24

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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.