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Finding the Fourth Proportional to 4,898.96, 6,760.54 and 2,660.82

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Solution

The fourth proportional to 4,898.96, 6,760.54 and 2,660.82 is: 3,671.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.96 : 6,760.54 = 2,660.82 : x
  2. Step 2: Convert to fraction form
    4,898.96/6,760.54 = 2,660.82/x
  3. Step 3: Cross multiply
    4,898.96x = 6,760.54 × 2,660.82
  4. Step 4: Simplify right side
    4,898.96x = 17,988,580.04
  5. Step 5: Solve for x
    x = 17,988,580.04/4,898.96
  6. Step 6: Final answer
    x = 3,671.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.