Home / 3,495.70-5,220.55-3,034.90

Finding the Fourth Proportional to 3,495.70, 5,220.55 and 3,034.90

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Solution

The fourth proportional to 3,495.70, 5,220.55 and 3,034.90 is: 4,532.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.70 : 5,220.55 = 3,034.90 : x
  2. Step 2: Convert to fraction form
    3,495.70/5,220.55 = 3,034.90/x
  3. Step 3: Cross multiply
    3,495.70x = 5,220.55 × 3,034.90
  4. Step 4: Simplify right side
    3,495.70x = 15,843,847.20
  5. Step 5: Solve for x
    x = 15,843,847.20/3,495.70
  6. Step 6: Final answer
    x = 4,532.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.