Home / 3,162.32-4,364.06-1,836.76

Finding the Fourth Proportional to 3,162.32, 4,364.06 and 1,836.76

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Solution

The fourth proportional to 3,162.32, 4,364.06 and 1,836.76 is: 2,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.32 : 4,364.06 = 1,836.76 : x
  2. Step 2: Convert to fraction form
    3,162.32/4,364.06 = 1,836.76/x
  3. Step 3: Cross multiply
    3,162.32x = 4,364.06 × 1,836.76
  4. Step 4: Simplify right side
    3,162.32x = 8,015,730.85
  5. Step 5: Solve for x
    x = 8,015,730.85/3,162.32
  6. Step 6: Final answer
    x = 2,534.76

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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.