Home / 7,708.13-11,565.27-4,589.60

Finding the Fourth Proportional to 7,708.13, 11,565.27 and 4,589.60

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Solution

The fourth proportional to 7,708.13, 11,565.27 and 4,589.60 is: 6,886.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708.13 : 11,565.27 = 4,589.60 : x
  2. Step 2: Convert to fraction form
    7,708.13/11,565.27 = 4,589.60/x
  3. Step 3: Cross multiply
    7,708.13x = 11,565.27 × 4,589.60
  4. Step 4: Simplify right side
    7,708.13x = 53,079,940.24
  5. Step 5: Solve for x
    x = 53,079,940.24/7,708.13
  6. Step 6: Final answer
    x = 6,886.23

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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.