Home / 4,239.20-5,850.33-2,470.70

Finding the Fourth Proportional to 4,239.20, 5,850.33 and 2,470.70

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Solution

The fourth proportional to 4,239.20, 5,850.33 and 2,470.70 is: 3,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,239.20 : 5,850.33 = 2,470.70 : x
  2. Step 2: Convert to fraction form
    4,239.20/5,850.33 = 2,470.70/x
  3. Step 3: Cross multiply
    4,239.20x = 5,850.33 × 2,470.70
  4. Step 4: Simplify right side
    4,239.20x = 14,454,415.69
  5. Step 5: Solve for x
    x = 14,454,415.69/4,239.20
  6. Step 6: Final answer
    x = 3,409.70

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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.