Home / 8,028.28-12,041.18-3,100.20

Finding the Fourth Proportional to 8,028.28, 12,041.18 and 3,100.20

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Solution

The fourth proportional to 8,028.28, 12,041.18 and 3,100.20 is: 4,649.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.28 : 12,041.18 = 3,100.20 : x
  2. Step 2: Convert to fraction form
    8,028.28/12,041.18 = 3,100.20/x
  3. Step 3: Cross multiply
    8,028.28x = 12,041.18 × 3,100.20
  4. Step 4: Simplify right side
    8,028.28x = 37,330,066.24
  5. Step 5: Solve for x
    x = 37,330,066.24/8,028.28
  6. Step 6: Final answer
    x = 4,649.82

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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.