Home / 4,946.06-7,419.67-1,658.40

Finding the Fourth Proportional to 4,946.06, 7,419.67 and 1,658.40

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Solution

The fourth proportional to 4,946.06, 7,419.67 and 1,658.40 is: 2,487.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,946.06 : 7,419.67 = 1,658.40 : x
  2. Step 2: Convert to fraction form
    4,946.06/7,419.67 = 1,658.40/x
  3. Step 3: Cross multiply
    4,946.06x = 7,419.67 × 1,658.40
  4. Step 4: Simplify right side
    4,946.06x = 12,304,780.73
  5. Step 5: Solve for x
    x = 12,304,780.73/4,946.06
  6. Step 6: Final answer
    x = 2,487.79

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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.