Home / 3,750.52-5,624.70-1,117.90

Finding the Fourth Proportional to 3,750.52, 5,624.70 and 1,117.90

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Solution

The fourth proportional to 3,750.52, 5,624.70 and 1,117.90 is: 1,676.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.52 : 5,624.70 = 1,117.90 : x
  2. Step 2: Convert to fraction form
    3,750.52/5,624.70 = 1,117.90/x
  3. Step 3: Cross multiply
    3,750.52x = 5,624.70 × 1,117.90
  4. Step 4: Simplify right side
    3,750.52x = 6,287,852.13
  5. Step 5: Solve for x
    x = 6,287,852.13/3,750.52
  6. Step 6: Final answer
    x = 1,676.53

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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.