Home / 5,439.17-7,505.78-3,048.85

Finding the Fourth Proportional to 5,439.17, 7,505.78 and 3,048.85

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Solution

The fourth proportional to 5,439.17, 7,505.78 and 3,048.85 is: 4,207.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.17 : 7,505.78 = 3,048.85 : x
  2. Step 2: Convert to fraction form
    5,439.17/7,505.78 = 3,048.85/x
  3. Step 3: Cross multiply
    5,439.17x = 7,505.78 × 3,048.85
  4. Step 4: Simplify right side
    5,439.17x = 22,883,997.35
  5. Step 5: Solve for x
    x = 22,883,997.35/5,439.17
  6. Step 6: Final answer
    x = 4,207.26

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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.