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Finding the Fourth Proportional to 10,797.59, 16,159.65 and 6,635.40

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Solution

The fourth proportional to 10,797.59, 16,159.65 and 6,635.40 is: 9,930.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,797.59 : 16,159.65 = 6,635.40 : x
  2. Step 2: Convert to fraction form
    10,797.59/16,159.65 = 6,635.40/x
  3. Step 3: Cross multiply
    10,797.59x = 16,159.65 × 6,635.40
  4. Step 4: Simplify right side
    10,797.59x = 107,225,741.61
  5. Step 5: Solve for x
    x = 107,225,741.61/10,797.59
  6. Step 6: Final answer
    x = 9,930.53

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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.