Home / 8,750.31-12,077.24-4,973.73

Finding the Fourth Proportional to 8,750.31, 12,077.24 and 4,973.73

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Solution

The fourth proportional to 8,750.31, 12,077.24 and 4,973.73 is: 6,864.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.31 : 12,077.24 = 4,973.73 : x
  2. Step 2: Convert to fraction form
    8,750.31/12,077.24 = 4,973.73/x
  3. Step 3: Cross multiply
    8,750.31x = 12,077.24 × 4,973.73
  4. Step 4: Simplify right side
    8,750.31x = 60,068,930.91
  5. Step 5: Solve for x
    x = 60,068,930.91/8,750.31
  6. Step 6: Final answer
    x = 6,864.78

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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.