Home / 8,258.19-12,390.95-3,337.44

Finding the Fourth Proportional to 8,258.19, 12,390.95 and 3,337.44

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Solution

The fourth proportional to 8,258.19, 12,390.95 and 3,337.44 is: 5,007.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.19 : 12,390.95 = 3,337.44 : x
  2. Step 2: Convert to fraction form
    8,258.19/12,390.95 = 3,337.44/x
  3. Step 3: Cross multiply
    8,258.19x = 12,390.95 × 3,337.44
  4. Step 4: Simplify right side
    8,258.19x = 41,354,052.17
  5. Step 5: Solve for x
    x = 41,354,052.17/8,258.19
  6. Step 6: Final answer
    x = 5,007.64

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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.