Home / 3,565.11-5,345.61-1,373.55

Finding the Fourth Proportional to 3,565.11, 5,345.61 and 1,373.55

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Solution

The fourth proportional to 3,565.11, 5,345.61 and 1,373.55 is: 2,059.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.11 : 5,345.61 = 1,373.55 : x
  2. Step 2: Convert to fraction form
    3,565.11/5,345.61 = 1,373.55/x
  3. Step 3: Cross multiply
    3,565.11x = 5,345.61 × 1,373.55
  4. Step 4: Simplify right side
    3,565.11x = 7,342,455.75
  5. Step 5: Solve for x
    x = 7,342,455.75/3,565.11
  6. Step 6: Final answer
    x = 2,059.53

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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.