Home / 3,750.53-5,624.75-1,117.91

Finding the Fourth Proportional to 3,750.53, 5,624.75 and 1,117.91

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Solution

The fourth proportional to 3,750.53, 5,624.75 and 1,117.91 is: 1,676.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.53 : 5,624.75 = 1,117.91 : x
  2. Step 2: Convert to fraction form
    3,750.53/5,624.75 = 1,117.91/x
  3. Step 3: Cross multiply
    3,750.53x = 5,624.75 × 1,117.91
  4. Step 4: Simplify right side
    3,750.53x = 6,287,930.56
  5. Step 5: Solve for x
    x = 6,287,930.56/3,750.53
  6. Step 6: Final answer
    x = 1,676.55

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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.