Home / 5,176.16-7,764.32-2,882.24

Finding the Fourth Proportional to 5,176.16, 7,764.32 and 2,882.24

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Solution

The fourth proportional to 5,176.16, 7,764.32 and 2,882.24 is: 4,323.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.16 : 7,764.32 = 2,882.24 : x
  2. Step 2: Convert to fraction form
    5,176.16/7,764.32 = 2,882.24/x
  3. Step 3: Cross multiply
    5,176.16x = 7,764.32 × 2,882.24
  4. Step 4: Simplify right side
    5,176.16x = 22,378,633.68
  5. Step 5: Solve for x
    x = 22,378,633.68/5,176.16
  6. Step 6: Final answer
    x = 4,323.40

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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.