Home / 8,945.33-12,344.66-4,966.80

Finding the Fourth Proportional to 8,945.33, 12,344.66 and 4,966.80

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Solution

The fourth proportional to 8,945.33, 12,344.66 and 4,966.80 is: 6,854.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.33 : 12,344.66 = 4,966.80 : x
  2. Step 2: Convert to fraction form
    8,945.33/12,344.66 = 4,966.80/x
  3. Step 3: Cross multiply
    8,945.33x = 12,344.66 × 4,966.80
  4. Step 4: Simplify right side
    8,945.33x = 61,313,432.45
  5. Step 5: Solve for x
    x = 61,313,432.45/8,945.33
  6. Step 6: Final answer
    x = 6,854.24

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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.