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Finding the Fourth Proportional to 6,654.95, 9,961.65 and 4,901.93

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Solution

The fourth proportional to 6,654.95, 9,961.65 and 4,901.93 is: 7,337.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,654.95 : 9,961.65 = 4,901.93 : x
  2. Step 2: Convert to fraction form
    6,654.95/9,961.65 = 4,901.93/x
  3. Step 3: Cross multiply
    6,654.95x = 9,961.65 × 4,901.93
  4. Step 4: Simplify right side
    6,654.95x = 48,831,316.91
  5. Step 5: Solve for x
    x = 48,831,316.91/6,654.95
  6. Step 6: Final answer
    x = 7,337.59

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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.