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Finding the Fourth Proportional to 6,601.68, 9,892.80 and 2,900.52

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Solution

The fourth proportional to 6,601.68, 9,892.80 and 2,900.52 is: 4,346.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.68 : 9,892.80 = 2,900.52 : x
  2. Step 2: Convert to fraction form
    6,601.68/9,892.80 = 2,900.52/x
  3. Step 3: Cross multiply
    6,601.68x = 9,892.80 × 2,900.52
  4. Step 4: Simplify right side
    6,601.68x = 28,694,264.26
  5. Step 5: Solve for x
    x = 28,694,264.26/6,601.68
  6. Step 6: Final answer
    x = 4,346.51

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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.