Home / 3,158.12-4,358.62-1,832.24

Finding the Fourth Proportional to 3,158.12, 4,358.62 and 1,832.24

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Solution

The fourth proportional to 3,158.12, 4,358.62 and 1,832.24 is: 2,528.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158.12 : 4,358.62 = 1,832.24 : x
  2. Step 2: Convert to fraction form
    3,158.12/4,358.62 = 1,832.24/x
  3. Step 3: Cross multiply
    3,158.12x = 4,358.62 × 1,832.24
  4. Step 4: Simplify right side
    3,158.12x = 7,986,051.10
  5. Step 5: Solve for x
    x = 7,986,051.10/3,158.12
  6. Step 6: Final answer
    x = 2,528.73

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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.