Home / 5,451.32-7,522.19-3,060.77

Finding the Fourth Proportional to 5,451.32, 7,522.19 and 3,060.77

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Solution

The fourth proportional to 5,451.32, 7,522.19 and 3,060.77 is: 4,223.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451.32 : 7,522.19 = 3,060.77 : x
  2. Step 2: Convert to fraction form
    5,451.32/7,522.19 = 3,060.77/x
  3. Step 3: Cross multiply
    5,451.32x = 7,522.19 × 3,060.77
  4. Step 4: Simplify right side
    5,451.32x = 23,023,640.57
  5. Step 5: Solve for x
    x = 23,023,640.57/5,451.32
  6. Step 6: Final answer
    x = 4,223.50

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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.