Home / 7,542.32-11,313.45-5,168.06

Finding the Fourth Proportional to 7,542.32, 11,313.45 and 5,168.06

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Solution

The fourth proportional to 7,542.32, 11,313.45 and 5,168.06 is: 7,752.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.32 : 11,313.45 = 5,168.06 : x
  2. Step 2: Convert to fraction form
    7,542.32/11,313.45 = 5,168.06/x
  3. Step 3: Cross multiply
    7,542.32x = 11,313.45 × 5,168.06
  4. Step 4: Simplify right side
    7,542.32x = 58,468,531.84
  5. Step 5: Solve for x
    x = 58,468,531.84/7,542.32
  6. Step 6: Final answer
    x = 7,752.07

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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.