Home / 3,641.20-5,025.12-3,050.72

Finding the Fourth Proportional to 3,641.20, 5,025.12 and 3,050.72

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Solution

The fourth proportional to 3,641.20, 5,025.12 and 3,050.72 is: 4,210.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.20 : 5,025.12 = 3,050.72 : x
  2. Step 2: Convert to fraction form
    3,641.20/5,025.12 = 3,050.72/x
  3. Step 3: Cross multiply
    3,641.20x = 5,025.12 × 3,050.72
  4. Step 4: Simplify right side
    3,641.20x = 15,330,234.09
  5. Step 5: Solve for x
    x = 15,330,234.09/3,641.20
  6. Step 6: Final answer
    x = 4,210.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.