Home / 4,258.17-6,378.89-2,403.68

Finding the Fourth Proportional to 4,258.17, 6,378.89 and 2,403.68

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Solution

The fourth proportional to 4,258.17, 6,378.89 and 2,403.68 is: 3,600.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.17 : 6,378.89 = 2,403.68 : x
  2. Step 2: Convert to fraction form
    4,258.17/6,378.89 = 2,403.68/x
  3. Step 3: Cross multiply
    4,258.17x = 6,378.89 × 2,403.68
  4. Step 4: Simplify right side
    4,258.17x = 15,332,766.40
  5. Step 5: Solve for x
    x = 15,332,766.40/4,258.17
  6. Step 6: Final answer
    x = 3,600.79

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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.