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Finding the Fourth Proportional to 5,696.59, 8,544.82 and 4,720.65

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Solution

The fourth proportional to 5,696.59, 8,544.82 and 4,720.65 is: 7,080.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,696.59 : 8,544.82 = 4,720.65 : x
  2. Step 2: Convert to fraction form
    5,696.59/8,544.82 = 4,720.65/x
  3. Step 3: Cross multiply
    5,696.59x = 8,544.82 × 4,720.65
  4. Step 4: Simplify right side
    5,696.59x = 40,337,104.53
  5. Step 5: Solve for x
    x = 40,337,104.53/5,696.59
  6. Step 6: Final answer
    x = 7,080.92

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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.