Home / 3,212.74-4,431.18-2,032.66

Finding the Fourth Proportional to 3,212.74, 4,431.18 and 2,032.66

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Solution

The fourth proportional to 3,212.74, 4,431.18 and 2,032.66 is: 2,803.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.74 : 4,431.18 = 2,032.66 : x
  2. Step 2: Convert to fraction form
    3,212.74/4,431.18 = 2,032.66/x
  3. Step 3: Cross multiply
    3,212.74x = 4,431.18 × 2,032.66
  4. Step 4: Simplify right side
    3,212.74x = 9,007,082.34
  5. Step 5: Solve for x
    x = 9,007,082.34/3,212.74
  6. Step 6: Final answer
    x = 2,803.55

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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.