Home / 3,233.49-4,462.86-2,112.40

Finding the Fourth Proportional to 3,233.49, 4,462.86 and 2,112.40

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Solution

The fourth proportional to 3,233.49, 4,462.86 and 2,112.40 is: 2,915.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,233.49 : 4,462.86 = 2,112.40 : x
  2. Step 2: Convert to fraction form
    3,233.49/4,462.86 = 2,112.40/x
  3. Step 3: Cross multiply
    3,233.49x = 4,462.86 × 2,112.40
  4. Step 4: Simplify right side
    3,233.49x = 9,427,345.46
  5. Step 5: Solve for x
    x = 9,427,345.46/3,233.49
  6. Step 6: Final answer
    x = 2,915.53

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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.