Home / 5,182.68-7,767.51-2,217.63

Finding the Fourth Proportional to 5,182.68, 7,767.51 and 2,217.63

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Solution

The fourth proportional to 5,182.68, 7,767.51 and 2,217.63 is: 3,323.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.68 : 7,767.51 = 2,217.63 : x
  2. Step 2: Convert to fraction form
    5,182.68/7,767.51 = 2,217.63/x
  3. Step 3: Cross multiply
    5,182.68x = 7,767.51 × 2,217.63
  4. Step 4: Simplify right side
    5,182.68x = 17,225,463.20
  5. Step 5: Solve for x
    x = 17,225,463.20/5,182.68
  6. Step 6: Final answer
    x = 3,323.66

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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.