Home / 10,860.90-16,292.76-3,069.91

Finding the Fourth Proportional to 10,860.90, 16,292.76 and 3,069.91

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Solution

The fourth proportional to 10,860.90, 16,292.76 and 3,069.91 is: 4,605.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,860.90 : 16,292.76 = 3,069.91 : x
  2. Step 2: Convert to fraction form
    10,860.90/16,292.76 = 3,069.91/x
  3. Step 3: Cross multiply
    10,860.90x = 16,292.76 × 3,069.91
  4. Step 4: Simplify right side
    10,860.90x = 50,017,306.85
  5. Step 5: Solve for x
    x = 50,017,306.85/10,860.90
  6. Step 6: Final answer
    x = 4,605.26

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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.