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Finding the Fourth Proportional to 4,484.53, 6,712.89 and 4,101.79

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Solution

The fourth proportional to 4,484.53, 6,712.89 and 4,101.79 is: 6,139.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,484.53 : 6,712.89 = 4,101.79 : x
  2. Step 2: Convert to fraction form
    4,484.53/6,712.89 = 4,101.79/x
  3. Step 3: Cross multiply
    4,484.53x = 6,712.89 × 4,101.79
  4. Step 4: Simplify right side
    4,484.53x = 27,534,865.07
  5. Step 5: Solve for x
    x = 27,534,865.07/4,484.53
  6. Step 6: Final answer
    x = 6,139.97

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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.