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Finding the Fourth Proportional to 4,660.61, 6,994.15 and 3,013.07

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Solution

The fourth proportional to 4,660.61, 6,994.15 and 3,013.07 is: 4,521.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.61 : 6,994.15 = 3,013.07 : x
  2. Step 2: Convert to fraction form
    4,660.61/6,994.15 = 3,013.07/x
  3. Step 3: Cross multiply
    4,660.61x = 6,994.15 × 3,013.07
  4. Step 4: Simplify right side
    4,660.61x = 21,073,863.54
  5. Step 5: Solve for x
    x = 21,073,863.54/4,660.61
  6. Step 6: Final answer
    x = 4,521.70

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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.