Home / 3,555.52-5,333.12-1,475.04

Finding the Fourth Proportional to 3,555.52, 5,333.12 and 1,475.04

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Solution

The fourth proportional to 3,555.52, 5,333.12 and 1,475.04 is: 2,212.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555.52 : 5,333.12 = 1,475.04 : x
  2. Step 2: Convert to fraction form
    3,555.52/5,333.12 = 1,475.04/x
  3. Step 3: Cross multiply
    3,555.52x = 5,333.12 × 1,475.04
  4. Step 4: Simplify right side
    3,555.52x = 7,866,565.32
  5. Step 5: Solve for x
    x = 7,866,565.32/3,555.52
  6. Step 6: Final answer
    x = 2,212.49

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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.