Home / 5,012.40-7,504.20-3,068.40

Finding the Fourth Proportional to 5,012.40, 7,504.20 and 3,068.40

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Solution

The fourth proportional to 5,012.40, 7,504.20 and 3,068.40 is: 4,593.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.40 : 7,504.20 = 3,068.40 : x
  2. Step 2: Convert to fraction form
    5,012.40/7,504.20 = 3,068.40/x
  3. Step 3: Cross multiply
    5,012.40x = 7,504.20 × 3,068.40
  4. Step 4: Simplify right side
    5,012.40x = 23,025,887.28
  5. Step 5: Solve for x
    x = 23,025,887.28/5,012.40
  6. Step 6: Final answer
    x = 4,593.78

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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.