Home / 4,292.20-5,920.74-2,428.84

Finding the Fourth Proportional to 4,292.20, 5,920.74 and 2,428.84

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Solution

The fourth proportional to 4,292.20, 5,920.74 and 2,428.84 is: 3,350.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.20 : 5,920.74 = 2,428.84 : x
  2. Step 2: Convert to fraction form
    4,292.20/5,920.74 = 2,428.84/x
  3. Step 3: Cross multiply
    4,292.20x = 5,920.74 × 2,428.84
  4. Step 4: Simplify right side
    4,292.20x = 14,380,530.14
  5. Step 5: Solve for x
    x = 14,380,530.14/4,292.20
  6. Step 6: Final answer
    x = 3,350.39

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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.