Home / 3,751.92-5,628.56-1,154.25

Finding the Fourth Proportional to 3,751.92, 5,628.56 and 1,154.25

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Solution

The fourth proportional to 3,751.92, 5,628.56 and 1,154.25 is: 1,731.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.92 : 5,628.56 = 1,154.25 : x
  2. Step 2: Convert to fraction form
    3,751.92/5,628.56 = 1,154.25/x
  3. Step 3: Cross multiply
    3,751.92x = 5,628.56 × 1,154.25
  4. Step 4: Simplify right side
    3,751.92x = 6,496,759.61
  5. Step 5: Solve for x
    x = 6,496,759.61/3,751.92
  6. Step 6: Final answer
    x = 1,731.58

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1.5x scale

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.