Home / 7,627.48-11,442.82-2,630.30

Finding the Fourth Proportional to 7,627.48, 11,442.82 and 2,630.30

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Solution

The fourth proportional to 7,627.48, 11,442.82 and 2,630.30 is: 3,946.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,627.48 : 11,442.82 = 2,630.30 : x
  2. Step 2: Convert to fraction form
    7,627.48/11,442.82 = 2,630.30/x
  3. Step 3: Cross multiply
    7,627.48x = 11,442.82 × 2,630.30
  4. Step 4: Simplify right side
    7,627.48x = 30,098,049.45
  5. Step 5: Solve for x
    x = 30,098,049.45/7,627.48
  6. Step 6: Final answer
    x = 3,946.00

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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.