Home / 12,577.56-18,870.45-6,002.88

Finding the Fourth Proportional to 12,577.56, 18,870.45 and 6,002.88

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Solution

The fourth proportional to 12,577.56, 18,870.45 and 6,002.88 is: 9,006.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,577.56 : 18,870.45 = 6,002.88 : x
  2. Step 2: Convert to fraction form
    12,577.56/18,870.45 = 6,002.88/x
  3. Step 3: Cross multiply
    12,577.56x = 18,870.45 × 6,002.88
  4. Step 4: Simplify right side
    12,577.56x = 113,277,046.90
  5. Step 5: Solve for x
    x = 113,277,046.90/12,577.56
  6. Step 6: Final answer
    x = 9,006.28

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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.