Home / 5,505.17-7,597.09-2,987.28

Finding the Fourth Proportional to 5,505.17, 7,597.09 and 2,987.28

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Solution

The fourth proportional to 5,505.17, 7,597.09 and 2,987.28 is: 4,122.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.17 : 7,597.09 = 2,987.28 : x
  2. Step 2: Convert to fraction form
    5,505.17/7,597.09 = 2,987.28/x
  3. Step 3: Cross multiply
    5,505.17x = 7,597.09 × 2,987.28
  4. Step 4: Simplify right side
    5,505.17x = 22,694,635.02
  5. Step 5: Solve for x
    x = 22,694,635.02/5,505.17
  6. Step 6: Final answer
    x = 4,122.42

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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.