Home / 5,443.68-8,165.57-1,745.92

Finding the Fourth Proportional to 5,443.68, 8,165.57 and 1,745.92

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Solution

The fourth proportional to 5,443.68, 8,165.57 and 1,745.92 is: 2,618.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.68 : 8,165.57 = 1,745.92 : x
  2. Step 2: Convert to fraction form
    5,443.68/8,165.57 = 1,745.92/x
  3. Step 3: Cross multiply
    5,443.68x = 8,165.57 × 1,745.92
  4. Step 4: Simplify right side
    5,443.68x = 14,256,382.42
  5. Step 5: Solve for x
    x = 14,256,382.42/5,443.68
  6. Step 6: Final answer
    x = 2,618.89

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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.