Home / 5,436.73-8,155.17-1,541.13

Finding the Fourth Proportional to 5,436.73, 8,155.17 and 1,541.13

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Solution

The fourth proportional to 5,436.73, 8,155.17 and 1,541.13 is: 2,311.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436.73 : 8,155.17 = 1,541.13 : x
  2. Step 2: Convert to fraction form
    5,436.73/8,155.17 = 1,541.13/x
  3. Step 3: Cross multiply
    5,436.73x = 8,155.17 × 1,541.13
  4. Step 4: Simplify right side
    5,436.73x = 12,568,177.14
  5. Step 5: Solve for x
    x = 12,568,177.14/5,436.73
  6. Step 6: Final answer
    x = 2,311.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.