Home / 5,267.57-7,902.25-1,569.40

Finding the Fourth Proportional to 5,267.57, 7,902.25 and 1,569.40

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Solution

The fourth proportional to 5,267.57, 7,902.25 and 1,569.40 is: 2,354.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.57 : 7,902.25 = 1,569.40 : x
  2. Step 2: Convert to fraction form
    5,267.57/7,902.25 = 1,569.40/x
  3. Step 3: Cross multiply
    5,267.57x = 7,902.25 × 1,569.40
  4. Step 4: Simplify right side
    5,267.57x = 12,401,767.47
  5. Step 5: Solve for x
    x = 12,401,767.47/5,267.57
  6. Step 6: Final answer
    x = 2,354.36

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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.