Home / 8,901.16-12,282.73-4,921.73

Finding the Fourth Proportional to 8,901.16, 12,282.73 and 4,921.73

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Solution

The fourth proportional to 8,901.16, 12,282.73 and 4,921.73 is: 6,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,901.16 : 12,282.73 = 4,921.73 : x
  2. Step 2: Convert to fraction form
    8,901.16/12,282.73 = 4,921.73/x
  3. Step 3: Cross multiply
    8,901.16x = 12,282.73 × 4,921.73
  4. Step 4: Simplify right side
    8,901.16x = 60,452,280.72
  5. Step 5: Solve for x
    x = 60,452,280.72/8,901.16
  6. Step 6: Final answer
    x = 6,791.51

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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.