Home / 5,307.24-7,959.90-2,385.02

Finding the Fourth Proportional to 5,307.24, 7,959.90 and 2,385.02

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Solution

The fourth proportional to 5,307.24, 7,959.90 and 2,385.02 is: 3,577.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.24 : 7,959.90 = 2,385.02 : x
  2. Step 2: Convert to fraction form
    5,307.24/7,959.90 = 2,385.02/x
  3. Step 3: Cross multiply
    5,307.24x = 7,959.90 × 2,385.02
  4. Step 4: Simplify right side
    5,307.24x = 18,984,520.70
  5. Step 5: Solve for x
    x = 18,984,520.70/5,307.24
  6. Step 6: Final answer
    x = 3,577.10

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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.