Home / 4,377.88-6,565.20-1,603.60

Finding the Fourth Proportional to 4,377.88, 6,565.20 and 1,603.60

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Solution

The fourth proportional to 4,377.88, 6,565.20 and 1,603.60 is: 2,404.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.88 : 6,565.20 = 1,603.60 : x
  2. Step 2: Convert to fraction form
    4,377.88/6,565.20 = 1,603.60/x
  3. Step 3: Cross multiply
    4,377.88x = 6,565.20 × 1,603.60
  4. Step 4: Simplify right side
    4,377.88x = 10,527,954.72
  5. Step 5: Solve for x
    x = 10,527,954.72/4,377.88
  6. Step 6: Final answer
    x = 2,404.81

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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.