Home / 2,282.16-3,399.69-2,176.46

Finding the Fourth Proportional to 2,282.16, 3,399.69 and 2,176.46

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Solution

The fourth proportional to 2,282.16, 3,399.69 and 2,176.46 is: 3,242.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.16 : 3,399.69 = 2,176.46 : x
  2. Step 2: Convert to fraction form
    2,282.16/3,399.69 = 2,176.46/x
  3. Step 3: Cross multiply
    2,282.16x = 3,399.69 × 2,176.46
  4. Step 4: Simplify right side
    2,282.16x = 7,399,289.30
  5. Step 5: Solve for x
    x = 7,399,289.30/2,282.16
  6. Step 6: Final answer
    x = 3,242.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.