Home / 9,778.38-14,669.34-3,204.90

Finding the Fourth Proportional to 9,778.38, 14,669.34 and 3,204.90

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Solution

The fourth proportional to 9,778.38, 14,669.34 and 3,204.90 is: 4,807.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,778.38 : 14,669.34 = 3,204.90 : x
  2. Step 2: Convert to fraction form
    9,778.38/14,669.34 = 3,204.90/x
  3. Step 3: Cross multiply
    9,778.38x = 14,669.34 × 3,204.90
  4. Step 4: Simplify right side
    9,778.38x = 47,013,767.77
  5. Step 5: Solve for x
    x = 47,013,767.77/9,778.38
  6. Step 6: Final answer
    x = 4,807.93

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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.