Home / 4,340.28-5,986.92-3,290.52

Finding the Fourth Proportional to 4,340.28, 5,986.92 and 3,290.52

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Solution

The fourth proportional to 4,340.28, 5,986.92 and 3,290.52 is: 4,538.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.28 : 5,986.92 = 3,290.52 : x
  2. Step 2: Convert to fraction form
    4,340.28/5,986.92 = 3,290.52/x
  3. Step 3: Cross multiply
    4,340.28x = 5,986.92 × 3,290.52
  4. Step 4: Simplify right side
    4,340.28x = 19,700,080.00
  5. Step 5: Solve for x
    x = 19,700,080.00/4,340.28
  6. Step 6: Final answer
    x = 4,538.90

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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.