Home / 4,122.87-6,170.54-2,451.57

Finding the Fourth Proportional to 4,122.87, 6,170.54 and 2,451.57

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Solution

The fourth proportional to 4,122.87, 6,170.54 and 2,451.57 is: 3,669.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.87 : 6,170.54 = 2,451.57 : x
  2. Step 2: Convert to fraction form
    4,122.87/6,170.54 = 2,451.57/x
  3. Step 3: Cross multiply
    4,122.87x = 6,170.54 × 2,451.57
  4. Step 4: Simplify right side
    4,122.87x = 15,127,498.49
  5. Step 5: Solve for x
    x = 15,127,498.49/4,122.87
  6. Step 6: Final answer
    x = 3,669.17

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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.