Home / 7,508.20-10,361.12-4,151.04

Finding the Fourth Proportional to 7,508.20, 10,361.12 and 4,151.04

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Solution

The fourth proportional to 7,508.20, 10,361.12 and 4,151.04 is: 5,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.20 : 10,361.12 = 4,151.04 : x
  2. Step 2: Convert to fraction form
    7,508.20/10,361.12 = 4,151.04/x
  3. Step 3: Cross multiply
    7,508.20x = 10,361.12 × 4,151.04
  4. Step 4: Simplify right side
    7,508.20x = 43,009,423.56
  5. Step 5: Solve for x
    x = 43,009,423.56/7,508.20
  6. Step 6: Final answer
    x = 5,728.33

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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.