Home / 3,162.08-4,363.60-1,836.32

Finding the Fourth Proportional to 3,162.08, 4,363.60 and 1,836.32

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Solution

The fourth proportional to 3,162.08, 4,363.60 and 1,836.32 is: 2,534.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.08 : 4,363.60 = 1,836.32 : x
  2. Step 2: Convert to fraction form
    3,162.08/4,363.60 = 1,836.32/x
  3. Step 3: Cross multiply
    3,162.08x = 4,363.60 × 1,836.32
  4. Step 4: Simplify right side
    3,162.08x = 8,012,965.95
  5. Step 5: Solve for x
    x = 8,012,965.95/3,162.08
  6. Step 6: Final answer
    x = 2,534.08

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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.