Home / 7,508.60-11,262.90-6,126.20

Finding the Fourth Proportional to 7,508.60, 11,262.90 and 6,126.20

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Solution

The fourth proportional to 7,508.60, 11,262.90 and 6,126.20 is: 9,189.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,508.60 : 11,262.90 = 6,126.20 : x
  2. Step 2: Convert to fraction form
    7,508.60/11,262.90 = 6,126.20/x
  3. Step 3: Cross multiply
    7,508.60x = 11,262.90 × 6,126.20
  4. Step 4: Simplify right side
    7,508.60x = 68,998,777.98
  5. Step 5: Solve for x
    x = 68,998,777.98/7,508.60
  6. Step 6: Final answer
    x = 9,189.30

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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.