Home / 6,567.13-9,061.40-3,914.78

Finding the Fourth Proportional to 6,567.13, 9,061.40 and 3,914.78

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Solution

The fourth proportional to 6,567.13, 9,061.40 and 3,914.78 is: 5,401.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,567.13 : 9,061.40 = 3,914.78 : x
  2. Step 2: Convert to fraction form
    6,567.13/9,061.40 = 3,914.78/x
  3. Step 3: Cross multiply
    6,567.13x = 9,061.40 × 3,914.78
  4. Step 4: Simplify right side
    6,567.13x = 35,473,367.92
  5. Step 5: Solve for x
    x = 35,473,367.92/6,567.13
  6. Step 6: Final answer
    x = 5,401.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.