Home / 6,869.61-10,307.25-3,169.53

Finding the Fourth Proportional to 6,869.61, 10,307.25 and 3,169.53

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Solution

The fourth proportional to 6,869.61, 10,307.25 and 3,169.53 is: 4,755.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,869.61 : 10,307.25 = 3,169.53 : x
  2. Step 2: Convert to fraction form
    6,869.61/10,307.25 = 3,169.53/x
  3. Step 3: Cross multiply
    6,869.61x = 10,307.25 × 3,169.53
  4. Step 4: Simplify right side
    6,869.61x = 32,669,138.09
  5. Step 5: Solve for x
    x = 32,669,138.09/6,869.61
  6. Step 6: Final answer
    x = 4,755.60

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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.