Home / 5,437.23-8,155.74-1,974.48

Finding the Fourth Proportional to 5,437.23, 8,155.74 and 1,974.48

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Solution

The fourth proportional to 5,437.23, 8,155.74 and 1,974.48 is: 2,961.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.23 : 8,155.74 = 1,974.48 : x
  2. Step 2: Convert to fraction form
    5,437.23/8,155.74 = 1,974.48/x
  3. Step 3: Cross multiply
    5,437.23x = 8,155.74 × 1,974.48
  4. Step 4: Simplify right side
    5,437.23x = 16,103,345.52
  5. Step 5: Solve for x
    x = 16,103,345.52/5,437.23
  6. Step 6: Final answer
    x = 2,961.68

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Similar ratio
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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.