Home / 5,445.13-8,153.46-2,974.84

Finding the Fourth Proportional to 5,445.13, 8,153.46 and 2,974.84

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Solution

The fourth proportional to 5,445.13, 8,153.46 and 2,974.84 is: 4,454.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.13 : 8,153.46 = 2,974.84 : x
  2. Step 2: Convert to fraction form
    5,445.13/8,153.46 = 2,974.84/x
  3. Step 3: Cross multiply
    5,445.13x = 8,153.46 × 2,974.84
  4. Step 4: Simplify right side
    5,445.13x = 24,255,238.95
  5. Step 5: Solve for x
    x = 24,255,238.95/5,445.13
  6. Step 6: Final answer
    x = 4,454.48

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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.