Home / 5,443.17-8,165.25-1,932.84

Finding the Fourth Proportional to 5,443.17, 8,165.25 and 1,932.84

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Solution

The fourth proportional to 5,443.17, 8,165.25 and 1,932.84 is: 2,899.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.17 : 8,165.25 = 1,932.84 : x
  2. Step 2: Convert to fraction form
    5,443.17/8,165.25 = 1,932.84/x
  3. Step 3: Cross multiply
    5,443.17x = 8,165.25 × 1,932.84
  4. Step 4: Simplify right side
    5,443.17x = 15,782,121.81
  5. Step 5: Solve for x
    x = 15,782,121.81/5,443.17
  6. Step 6: Final answer
    x = 2,899.44

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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.