Home / 11,565.68-17,349.70-3,245.72

Finding the Fourth Proportional to 11,565.68, 17,349.70 and 3,245.72

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Solution

The fourth proportional to 11,565.68, 17,349.70 and 3,245.72 is: 4,868.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,565.68 : 17,349.70 = 3,245.72 : x
  2. Step 2: Convert to fraction form
    11,565.68/17,349.70 = 3,245.72/x
  3. Step 3: Cross multiply
    11,565.68x = 17,349.70 × 3,245.72
  4. Step 4: Simplify right side
    11,565.68x = 56,312,268.28
  5. Step 5: Solve for x
    x = 56,312,268.28/11,565.68
  6. Step 6: Final answer
    x = 4,868.91

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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.