Home / 8,949.73-12,350.77-4,916.93

Finding the Fourth Proportional to 8,949.73, 12,350.77 and 4,916.93

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Solution

The fourth proportional to 8,949.73, 12,350.77 and 4,916.93 is: 6,785.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.73 : 12,350.77 = 4,916.93 : x
  2. Step 2: Convert to fraction form
    8,949.73/12,350.77 = 4,916.93/x
  3. Step 3: Cross multiply
    8,949.73x = 12,350.77 × 4,916.93
  4. Step 4: Simplify right side
    8,949.73x = 60,727,871.54
  5. Step 5: Solve for x
    x = 60,727,871.54/8,949.73
  6. Step 6: Final answer
    x = 6,785.44

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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.