Home / 11,240.03-16,860.86-4,314.53

Finding the Fourth Proportional to 11,240.03, 16,860.86 and 4,314.53

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Solution

The fourth proportional to 11,240.03, 16,860.86 and 4,314.53 is: 6,472.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.03 : 16,860.86 = 4,314.53 : x
  2. Step 2: Convert to fraction form
    11,240.03/16,860.86 = 4,314.53/x
  3. Step 3: Cross multiply
    11,240.03x = 16,860.86 × 4,314.53
  4. Step 4: Simplify right side
    11,240.03x = 72,746,686.30
  5. Step 5: Solve for x
    x = 72,746,686.30/11,240.03
  6. Step 6: Final answer
    x = 6,472.11

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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.