Home / 11,001.62-16,503.55-3,606.12

Finding the Fourth Proportional to 11,001.62, 16,503.55 and 3,606.12

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Solution

The fourth proportional to 11,001.62, 16,503.55 and 3,606.12 is: 5,409.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.62 : 16,503.55 = 3,606.12 : x
  2. Step 2: Convert to fraction form
    11,001.62/16,503.55 = 3,606.12/x
  3. Step 3: Cross multiply
    11,001.62x = 16,503.55 × 3,606.12
  4. Step 4: Simplify right side
    11,001.62x = 59,513,772.71
  5. Step 5: Solve for x
    x = 59,513,772.71/11,001.62
  6. Step 6: Final answer
    x = 5,409.55

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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.