Home / 8,725.92-12,042.03-4,746.79

Finding the Fourth Proportional to 8,725.92, 12,042.03 and 4,746.79

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Solution

The fourth proportional to 8,725.92, 12,042.03 and 4,746.79 is: 6,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725.92 : 12,042.03 = 4,746.79 : x
  2. Step 2: Convert to fraction form
    8,725.92/12,042.03 = 4,746.79/x
  3. Step 3: Cross multiply
    8,725.92x = 12,042.03 × 4,746.79
  4. Step 4: Simplify right side
    8,725.92x = 57,160,987.58
  5. Step 5: Solve for x
    x = 57,160,987.58/8,725.92
  6. Step 6: Final answer
    x = 6,550.71

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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.