Home / 5,167.20-7,750.04-1,704

Finding the Fourth Proportional to 5,167.20, 7,750.04 and 1,704

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Solution

The fourth proportional to 5,167.20, 7,750.04 and 1,704 is: 2,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.20 : 7,750.04 = 1,704 : x
  2. Step 2: Convert to fraction form
    5,167.20/7,750.04 = 1,704/x
  3. Step 3: Cross multiply
    5,167.20x = 7,750.04 × 1,704
  4. Step 4: Simplify right side
    5,167.20x = 13,206,068.16
  5. Step 5: Solve for x
    x = 13,206,068.16/5,167.20
  6. Step 6: Final answer
    x = 2,555.75

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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.