Home / 3,747.30-5,621.86-1,554.83

Finding the Fourth Proportional to 3,747.30, 5,621.86 and 1,554.83

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Solution

The fourth proportional to 3,747.30, 5,621.86 and 1,554.83 is: 2,332.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.30 : 5,621.86 = 1,554.83 : x
  2. Step 2: Convert to fraction form
    3,747.30/5,621.86 = 1,554.83/x
  3. Step 3: Cross multiply
    3,747.30x = 5,621.86 × 1,554.83
  4. Step 4: Simplify right side
    3,747.30x = 8,741,022.75
  5. Step 5: Solve for x
    x = 8,741,022.75/3,747.30
  6. Step 6: Final answer
    x = 2,332.62

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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.