Home / 3,241.65-4,475.07-2,479.17

Finding the Fourth Proportional to 3,241.65, 4,475.07 and 2,479.17

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Solution

The fourth proportional to 3,241.65, 4,475.07 and 2,479.17 is: 3,422.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.65 : 4,475.07 = 2,479.17 : x
  2. Step 2: Convert to fraction form
    3,241.65/4,475.07 = 2,479.17/x
  3. Step 3: Cross multiply
    3,241.65x = 4,475.07 × 2,479.17
  4. Step 4: Simplify right side
    3,241.65x = 11,094,459.29
  5. Step 5: Solve for x
    x = 11,094,459.29/3,241.65
  6. Step 6: Final answer
    x = 3,422.47

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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.