Home / 8,747.15-12,071.23-4,768.43

Finding the Fourth Proportional to 8,747.15, 12,071.23 and 4,768.43

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Solution

The fourth proportional to 8,747.15, 12,071.23 and 4,768.43 is: 6,580.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.15 : 12,071.23 = 4,768.43 : x
  2. Step 2: Convert to fraction form
    8,747.15/12,071.23 = 4,768.43/x
  3. Step 3: Cross multiply
    8,747.15x = 12,071.23 × 4,768.43
  4. Step 4: Simplify right side
    8,747.15x = 57,560,833.53
  5. Step 5: Solve for x
    x = 57,560,833.53/8,747.15
  6. Step 6: Final answer
    x = 6,580.52

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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.