Home / 8,842.25-12,200.67-5,258.40

Finding the Fourth Proportional to 8,842.25, 12,200.67 and 5,258.40

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Solution

The fourth proportional to 8,842.25, 12,200.67 and 5,258.40 is: 7,255.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.25 : 12,200.67 = 5,258.40 : x
  2. Step 2: Convert to fraction form
    8,842.25/12,200.67 = 5,258.40/x
  3. Step 3: Cross multiply
    8,842.25x = 12,200.67 × 5,258.40
  4. Step 4: Simplify right side
    8,842.25x = 64,156,003.13
  5. Step 5: Solve for x
    x = 64,156,003.13/8,842.25
  6. Step 6: Final answer
    x = 7,255.62

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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.