Home / 2,958.52-4,082.74-1,632.20

Finding the Fourth Proportional to 2,958.52, 4,082.74 and 1,632.20

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Solution

The fourth proportional to 2,958.52, 4,082.74 and 1,632.20 is: 2,252.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.52 : 4,082.74 = 1,632.20 : x
  2. Step 2: Convert to fraction form
    2,958.52/4,082.74 = 1,632.20/x
  3. Step 3: Cross multiply
    2,958.52x = 4,082.74 × 1,632.20
  4. Step 4: Simplify right side
    2,958.52x = 6,663,848.23
  5. Step 5: Solve for x
    x = 6,663,848.23/2,958.52
  6. Step 6: Final answer
    x = 2,252.43

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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.