Home / 3,162.96-4,364.04-1,765.68

Finding the Fourth Proportional to 3,162.96, 4,364.04 and 1,765.68

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Solution

The fourth proportional to 3,162.96, 4,364.04 and 1,765.68 is: 2,436.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.96 : 4,364.04 = 1,765.68 : x
  2. Step 2: Convert to fraction form
    3,162.96/4,364.04 = 1,765.68/x
  3. Step 3: Cross multiply
    3,162.96x = 4,364.04 × 1,765.68
  4. Step 4: Simplify right side
    3,162.96x = 7,705,498.15
  5. Step 5: Solve for x
    x = 7,705,498.15/3,162.96
  6. Step 6: Final answer
    x = 2,436.17

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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.