Home / 7,508.10-10,361.75-4,151.06

Finding the Fourth Proportional to 7,508.10, 10,361.75 and 4,151.06

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Solution

The fourth proportional to 7,508.10, 10,361.75 and 4,151.06 is: 5,728.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.10 : 10,361.75 = 4,151.06 : x
  2. Step 2: Convert to fraction form
    7,508.10/10,361.75 = 4,151.06/x
  3. Step 3: Cross multiply
    7,508.10x = 10,361.75 × 4,151.06
  4. Step 4: Simplify right side
    7,508.10x = 43,012,245.96
  5. Step 5: Solve for x
    x = 43,012,245.96/7,508.10
  6. Step 6: Final answer
    x = 5,728.78

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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.