Home / 8,783.92-13,227.43-6,335.68

Finding the Fourth Proportional to 8,783.92, 13,227.43 and 6,335.68

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Solution

The fourth proportional to 8,783.92, 13,227.43 and 6,335.68 is: 9,540.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783.92 : 13,227.43 = 6,335.68 : x
  2. Step 2: Convert to fraction form
    8,783.92/13,227.43 = 6,335.68/x
  3. Step 3: Cross multiply
    8,783.92x = 13,227.43 × 6,335.68
  4. Step 4: Simplify right side
    8,783.92x = 83,804,763.70
  5. Step 5: Solve for x
    x = 83,804,763.70/8,783.92
  6. Step 6: Final answer
    x = 9,540.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.