Home / 2,232.13-3,079.87-1,347.76

Finding the Fourth Proportional to 2,232.13, 3,079.87 and 1,347.76

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Solution

The fourth proportional to 2,232.13, 3,079.87 and 1,347.76 is: 1,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,232.13 : 3,079.87 = 1,347.76 : x
  2. Step 2: Convert to fraction form
    2,232.13/3,079.87 = 1,347.76/x
  3. Step 3: Cross multiply
    2,232.13x = 3,079.87 × 1,347.76
  4. Step 4: Simplify right side
    2,232.13x = 4,150,942.31
  5. Step 5: Solve for x
    x = 4,150,942.31/2,232.13
  6. Step 6: Final answer
    x = 1,859.63

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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.