Home / 4,258.21-6,358.61-3,479.74

Finding the Fourth Proportional to 4,258.21, 6,358.61 and 3,479.74

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Solution

The fourth proportional to 4,258.21, 6,358.61 and 3,479.74 is: 5,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.21 : 6,358.61 = 3,479.74 : x
  2. Step 2: Convert to fraction form
    4,258.21/6,358.61 = 3,479.74/x
  3. Step 3: Cross multiply
    4,258.21x = 6,358.61 × 3,479.74
  4. Step 4: Simplify right side
    4,258.21x = 22,126,309.56
  5. Step 5: Solve for x
    x = 22,126,309.56/4,258.21
  6. Step 6: Final answer
    x = 5,196.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.