Home / 3,039.90-4,197.15-2,294.70

Finding the Fourth Proportional to 3,039.90, 4,197.15 and 2,294.70

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Solution

The fourth proportional to 3,039.90, 4,197.15 and 2,294.70 is: 3,168.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.90 : 4,197.15 = 2,294.70 : x
  2. Step 2: Convert to fraction form
    3,039.90/4,197.15 = 2,294.70/x
  3. Step 3: Cross multiply
    3,039.90x = 4,197.15 × 2,294.70
  4. Step 4: Simplify right side
    3,039.90x = 9,631,200.11
  5. Step 5: Solve for x
    x = 9,631,200.11/3,039.90
  6. Step 6: Final answer
    x = 3,168.26

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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.