Home / 3,025.46-4,535.42-1,077.20

Finding the Fourth Proportional to 3,025.46, 4,535.42 and 1,077.20

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Solution

The fourth proportional to 3,025.46, 4,535.42 and 1,077.20 is: 1,614.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.46 : 4,535.42 = 1,077.20 : x
  2. Step 2: Convert to fraction form
    3,025.46/4,535.42 = 1,077.20/x
  3. Step 3: Cross multiply
    3,025.46x = 4,535.42 × 1,077.20
  4. Step 4: Simplify right side
    3,025.46x = 4,885,554.42
  5. Step 5: Solve for x
    x = 4,885,554.42/3,025.46
  6. Step 6: Final answer
    x = 1,614.81

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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.