Home / 4,394.80-6,581.40-3,293.20

Finding the Fourth Proportional to 4,394.80, 6,581.40 and 3,293.20

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Solution

The fourth proportional to 4,394.80, 6,581.40 and 3,293.20 is: 4,931.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.80 : 6,581.40 = 3,293.20 : x
  2. Step 2: Convert to fraction form
    4,394.80/6,581.40 = 3,293.20/x
  3. Step 3: Cross multiply
    4,394.80x = 6,581.40 × 3,293.20
  4. Step 4: Simplify right side
    4,394.80x = 21,673,866.48
  5. Step 5: Solve for x
    x = 21,673,866.48/4,394.80
  6. Step 6: Final answer
    x = 4,931.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.