Home / 6,830.68-10,232.20-3,127.82

Finding the Fourth Proportional to 6,830.68, 10,232.20 and 3,127.82

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Solution

The fourth proportional to 6,830.68, 10,232.20 and 3,127.82 is: 4,685.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.68 : 10,232.20 = 3,127.82 : x
  2. Step 2: Convert to fraction form
    6,830.68/10,232.20 = 3,127.82/x
  3. Step 3: Cross multiply
    6,830.68x = 10,232.20 × 3,127.82
  4. Step 4: Simplify right side
    6,830.68x = 32,004,479.80
  5. Step 5: Solve for x
    x = 32,004,479.80/6,830.68
  6. Step 6: Final answer
    x = 4,685.40

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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.