Home / 5,451.85-7,522.91-3,061.95

Finding the Fourth Proportional to 5,451.85, 7,522.91 and 3,061.95

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Solution

The fourth proportional to 5,451.85, 7,522.91 and 3,061.95 is: 4,225.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.85 : 7,522.91 = 3,061.95 : x
  2. Step 2: Convert to fraction form
    5,451.85/7,522.91 = 3,061.95/x
  3. Step 3: Cross multiply
    5,451.85x = 7,522.91 × 3,061.95
  4. Step 4: Simplify right side
    5,451.85x = 23,034,721.35
  5. Step 5: Solve for x
    x = 23,034,721.35/5,451.85
  6. Step 6: Final answer
    x = 4,225.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.