Home / 10,567.85-15,840.33-6,872.73

Finding the Fourth Proportional to 10,567.85, 15,840.33 and 6,872.73

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Solution

The fourth proportional to 10,567.85, 15,840.33 and 6,872.73 is: 10,301.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,567.85 : 15,840.33 = 6,872.73 : x
  2. Step 2: Convert to fraction form
    10,567.85/15,840.33 = 6,872.73/x
  3. Step 3: Cross multiply
    10,567.85x = 15,840.33 × 6,872.73
  4. Step 4: Simplify right side
    10,567.85x = 108,866,311.20
  5. Step 5: Solve for x
    x = 108,866,311.20/10,567.85
  6. Step 6: Final answer
    x = 10,301.65

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1.5x scale

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.