Home / 6,638.04-9,948.78-2,937.96

Finding the Fourth Proportional to 6,638.04, 9,948.78 and 2,937.96

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Solution

The fourth proportional to 6,638.04, 9,948.78 and 2,937.96 is: 4,403.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,638.04 : 9,948.78 = 2,937.96 : x
  2. Step 2: Convert to fraction form
    6,638.04/9,948.78 = 2,937.96/x
  3. Step 3: Cross multiply
    6,638.04x = 9,948.78 × 2,937.96
  4. Step 4: Simplify right side
    6,638.04x = 29,229,117.69
  5. Step 5: Solve for x
    x = 29,229,117.69/6,638.04
  6. Step 6: Final answer
    x = 4,403.28

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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.