Home / 12,283.11-16,949.88-7,247.52

Finding the Fourth Proportional to 12,283.11, 16,949.88 and 7,247.52

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Solution

The fourth proportional to 12,283.11, 16,949.88 and 7,247.52 is: 10,001.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,283.11 : 16,949.88 = 7,247.52 : x
  2. Step 2: Convert to fraction form
    12,283.11/16,949.88 = 7,247.52/x
  3. Step 3: Cross multiply
    12,283.11x = 16,949.88 × 7,247.52
  4. Step 4: Simplify right side
    12,283.11x = 122,844,594.30
  5. Step 5: Solve for x
    x = 122,844,594.30/12,283.11
  6. Step 6: Final answer
    x = 10,001.10

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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.