Home / 4,001.50-5,519.62-2,657.17

Finding the Fourth Proportional to 4,001.50, 5,519.62 and 2,657.17

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Solution

The fourth proportional to 4,001.50, 5,519.62 and 2,657.17 is: 3,665.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.50 : 5,519.62 = 2,657.17 : x
  2. Step 2: Convert to fraction form
    4,001.50/5,519.62 = 2,657.17/x
  3. Step 3: Cross multiply
    4,001.50x = 5,519.62 × 2,657.17
  4. Step 4: Simplify right side
    4,001.50x = 14,666,568.68
  5. Step 5: Solve for x
    x = 14,666,568.68/4,001.50
  6. Step 6: Final answer
    x = 3,665.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.