Home / 5,159.57-7,740.18-2,527.28

Finding the Fourth Proportional to 5,159.57, 7,740.18 and 2,527.28

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Solution

The fourth proportional to 5,159.57, 7,740.18 and 2,527.28 is: 3,791.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159.57 : 7,740.18 = 2,527.28 : x
  2. Step 2: Convert to fraction form
    5,159.57/7,740.18 = 2,527.28/x
  3. Step 3: Cross multiply
    5,159.57x = 7,740.18 × 2,527.28
  4. Step 4: Simplify right side
    5,159.57x = 19,561,602.11
  5. Step 5: Solve for x
    x = 19,561,602.11/5,159.57
  6. Step 6: Final answer
    x = 3,791.32

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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.