Home / 5,001.62-7,502.07-2,190.74

Finding the Fourth Proportional to 5,001.62, 7,502.07 and 2,190.74

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Solution

The fourth proportional to 5,001.62, 7,502.07 and 2,190.74 is: 3,285.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,001.62 : 7,502.07 = 2,190.74 : x
  2. Step 2: Convert to fraction form
    5,001.62/7,502.07 = 2,190.74/x
  3. Step 3: Cross multiply
    5,001.62x = 7,502.07 × 2,190.74
  4. Step 4: Simplify right side
    5,001.62x = 16,435,084.83
  5. Step 5: Solve for x
    x = 16,435,084.83/5,001.62
  6. Step 6: Final answer
    x = 3,285.95

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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.