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Finding the Fourth Proportional to 6,573.76, 9,860.64 and 2,677.12

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Solution

The fourth proportional to 6,573.76, 9,860.64 and 2,677.12 is: 4,015.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,573.76 : 9,860.64 = 2,677.12 : x
  2. Step 2: Convert to fraction form
    6,573.76/9,860.64 = 2,677.12/x
  3. Step 3: Cross multiply
    6,573.76x = 9,860.64 × 2,677.12
  4. Step 4: Simplify right side
    6,573.76x = 26,398,116.56
  5. Step 5: Solve for x
    x = 26,398,116.56/6,573.76
  6. Step 6: Final answer
    x = 4,015.68

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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.