Home / 5,070.38-7,605.91-1,560.17

Finding the Fourth Proportional to 5,070.38, 7,605.91 and 1,560.17

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Solution

The fourth proportional to 5,070.38, 7,605.91 and 1,560.17 is: 2,340.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.38 : 7,605.91 = 1,560.17 : x
  2. Step 2: Convert to fraction form
    5,070.38/7,605.91 = 1,560.17/x
  3. Step 3: Cross multiply
    5,070.38x = 7,605.91 × 1,560.17
  4. Step 4: Simplify right side
    5,070.38x = 11,866,470.67
  5. Step 5: Solve for x
    x = 11,866,470.67/5,070.38
  6. Step 6: Final answer
    x = 2,340.35

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1.5x scale

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.