Home / 3,293.42-4,542.36-1,966.84

Finding the Fourth Proportional to 3,293.42, 4,542.36 and 1,966.84

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Solution

The fourth proportional to 3,293.42, 4,542.36 and 1,966.84 is: 2,712.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.42 : 4,542.36 = 1,966.84 : x
  2. Step 2: Convert to fraction form
    3,293.42/4,542.36 = 1,966.84/x
  3. Step 3: Cross multiply
    3,293.42x = 4,542.36 × 1,966.84
  4. Step 4: Simplify right side
    3,293.42x = 8,934,095.34
  5. Step 5: Solve for x
    x = 8,934,095.34/3,293.42
  6. Step 6: Final answer
    x = 2,712.71

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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.