Home / 7,512.53-11,267.92-1,966.40

Finding the Fourth Proportional to 7,512.53, 11,267.92 and 1,966.40

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Solution

The fourth proportional to 7,512.53, 11,267.92 and 1,966.40 is: 2,949.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.53 : 11,267.92 = 1,966.40 : x
  2. Step 2: Convert to fraction form
    7,512.53/11,267.92 = 1,966.40/x
  3. Step 3: Cross multiply
    7,512.53x = 11,267.92 × 1,966.40
  4. Step 4: Simplify right side
    7,512.53x = 22,157,261.14
  5. Step 5: Solve for x
    x = 22,157,261.14/7,512.53
  6. Step 6: Final answer
    x = 2,949.38

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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.