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Finding the Fourth Proportional to 6,503.70, 9,755.55 and 2,610.90

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Solution

The fourth proportional to 6,503.70, 9,755.55 and 2,610.90 is: 3,916.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503.70 : 9,755.55 = 2,610.90 : x
  2. Step 2: Convert to fraction form
    6,503.70/9,755.55 = 2,610.90/x
  3. Step 3: Cross multiply
    6,503.70x = 9,755.55 × 2,610.90
  4. Step 4: Simplify right side
    6,503.70x = 25,470,765.50
  5. Step 5: Solve for x
    x = 25,470,765.50/6,503.70
  6. Step 6: Final answer
    x = 3,916.35

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Similar ratio
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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.