Home / 5,164.02-7,740.61-2,527.88

Finding the Fourth Proportional to 5,164.02, 7,740.61 and 2,527.88

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Solution

The fourth proportional to 5,164.02, 7,740.61 and 2,527.88 is: 3,789.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164.02 : 7,740.61 = 2,527.88 : x
  2. Step 2: Convert to fraction form
    5,164.02/7,740.61 = 2,527.88/x
  3. Step 3: Cross multiply
    5,164.02x = 7,740.61 × 2,527.88
  4. Step 4: Simplify right side
    5,164.02x = 19,567,367.71
  5. Step 5: Solve for x
    x = 19,567,367.71/5,164.02
  6. Step 6: Final answer
    x = 3,789.18

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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.