Home / 3,309.28-4,567.08-2,718.16

Finding the Fourth Proportional to 3,309.28, 4,567.08 and 2,718.16

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Solution

The fourth proportional to 3,309.28, 4,567.08 and 2,718.16 is: 3,751.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.28 : 4,567.08 = 2,718.16 : x
  2. Step 2: Convert to fraction form
    3,309.28/4,567.08 = 2,718.16/x
  3. Step 3: Cross multiply
    3,309.28x = 4,567.08 × 2,718.16
  4. Step 4: Simplify right side
    3,309.28x = 12,414,054.17
  5. Step 5: Solve for x
    x = 12,414,054.17/3,309.28
  6. Step 6: Final answer
    x = 3,751.29

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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.