Home / 5,282.76-7,924.86-2,684.28

Finding the Fourth Proportional to 5,282.76, 7,924.86 and 2,684.28

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Solution

The fourth proportional to 5,282.76, 7,924.86 and 2,684.28 is: 4,026.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.76 : 7,924.86 = 2,684.28 : x
  2. Step 2: Convert to fraction form
    5,282.76/7,924.86 = 2,684.28/x
  3. Step 3: Cross multiply
    5,282.76x = 7,924.86 × 2,684.28
  4. Step 4: Simplify right side
    5,282.76x = 21,272,543.20
  5. Step 5: Solve for x
    x = 21,272,543.20/5,282.76
  6. Step 6: Final answer
    x = 4,026.79

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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.