Home / 4,440.78-6,128.31-2,451.46

Finding the Fourth Proportional to 4,440.78, 6,128.31 and 2,451.46

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Solution

The fourth proportional to 4,440.78, 6,128.31 and 2,451.46 is: 3,383.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.78 : 6,128.31 = 2,451.46 : x
  2. Step 2: Convert to fraction form
    4,440.78/6,128.31 = 2,451.46/x
  3. Step 3: Cross multiply
    4,440.78x = 6,128.31 × 2,451.46
  4. Step 4: Simplify right side
    4,440.78x = 15,023,306.83
  5. Step 5: Solve for x
    x = 15,023,306.83/4,440.78
  6. Step 6: Final answer
    x = 3,383.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.