Home / 4,373.38-6,557.66-2,988.28

Finding the Fourth Proportional to 4,373.38, 6,557.66 and 2,988.28

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Solution

The fourth proportional to 4,373.38, 6,557.66 and 2,988.28 is: 4,480.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,373.38 : 6,557.66 = 2,988.28 : x
  2. Step 2: Convert to fraction form
    4,373.38/6,557.66 = 2,988.28/x
  3. Step 3: Cross multiply
    4,373.38x = 6,557.66 × 2,988.28
  4. Step 4: Simplify right side
    4,373.38x = 19,596,145.50
  5. Step 5: Solve for x
    x = 19,596,145.50/4,373.38
  6. Step 6: Final answer
    x = 4,480.78

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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.