Home / 3,325.92-4,588.20-2,145.48

Finding the Fourth Proportional to 3,325.92, 4,588.20 and 2,145.48

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Solution

The fourth proportional to 3,325.92, 4,588.20 and 2,145.48 is: 2,959.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.92 : 4,588.20 = 2,145.48 : x
  2. Step 2: Convert to fraction form
    3,325.92/4,588.20 = 2,145.48/x
  3. Step 3: Cross multiply
    3,325.92x = 4,588.20 × 2,145.48
  4. Step 4: Simplify right side
    3,325.92x = 9,843,891.34
  5. Step 5: Solve for x
    x = 9,843,891.34/3,325.92
  6. Step 6: Final answer
    x = 2,959.75

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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.