Home / 8,874.09-12,246.30-5,337.27

Finding the Fourth Proportional to 8,874.09, 12,246.30 and 5,337.27

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Solution

The fourth proportional to 8,874.09, 12,246.30 and 5,337.27 is: 7,365.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,874.09 : 12,246.30 = 5,337.27 : x
  2. Step 2: Convert to fraction form
    8,874.09/12,246.30 = 5,337.27/x
  3. Step 3: Cross multiply
    8,874.09x = 12,246.30 × 5,337.27
  4. Step 4: Simplify right side
    8,874.09x = 65,361,809.60
  5. Step 5: Solve for x
    x = 65,361,809.60/8,874.09
  6. Step 6: Final answer
    x = 7,365.47

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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.