Home / 4,380.61-6,567.17-1,913.62

Finding the Fourth Proportional to 4,380.61, 6,567.17 and 1,913.62

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Solution

The fourth proportional to 4,380.61, 6,567.17 and 1,913.62 is: 2,868.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.61 : 6,567.17 = 1,913.62 : x
  2. Step 2: Convert to fraction form
    4,380.61/6,567.17 = 1,913.62/x
  3. Step 3: Cross multiply
    4,380.61x = 6,567.17 × 1,913.62
  4. Step 4: Simplify right side
    4,380.61x = 12,567,058.29
  5. Step 5: Solve for x
    x = 12,567,058.29/4,380.61
  6. Step 6: Final answer
    x = 2,868.79

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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.