Home / 5,028.42-7,508.76-4,105.77

Finding the Fourth Proportional to 5,028.42, 7,508.76 and 4,105.77

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Solution

The fourth proportional to 5,028.42, 7,508.76 and 4,105.77 is: 6,131.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,028.42 : 7,508.76 = 4,105.77 : x
  2. Step 2: Convert to fraction form
    5,028.42/7,508.76 = 4,105.77/x
  3. Step 3: Cross multiply
    5,028.42x = 7,508.76 × 4,105.77
  4. Step 4: Simplify right side
    5,028.42x = 30,829,241.55
  5. Step 5: Solve for x
    x = 30,829,241.55/5,028.42
  6. Step 6: Final answer
    x = 6,131.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.