Home / 10,750.13-16,121.05-4,175.45

Finding the Fourth Proportional to 10,750.13, 16,121.05 and 4,175.45

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Solution

The fourth proportional to 10,750.13, 16,121.05 and 4,175.45 is: 6,261.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,750.13 : 16,121.05 = 4,175.45 : x
  2. Step 2: Convert to fraction form
    10,750.13/16,121.05 = 4,175.45/x
  3. Step 3: Cross multiply
    10,750.13x = 16,121.05 × 4,175.45
  4. Step 4: Simplify right side
    10,750.13x = 67,312,536.74
  5. Step 5: Solve for x
    x = 67,312,536.74/10,750.13
  6. Step 6: Final answer
    x = 6,261.56

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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.