Home / 4,630.24-6,390.92-2,860.83

Finding the Fourth Proportional to 4,630.24, 6,390.92 and 2,860.83

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Solution

The fourth proportional to 4,630.24, 6,390.92 and 2,860.83 is: 3,948.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,630.24 : 6,390.92 = 2,860.83 : x
  2. Step 2: Convert to fraction form
    4,630.24/6,390.92 = 2,860.83/x
  3. Step 3: Cross multiply
    4,630.24x = 6,390.92 × 2,860.83
  4. Step 4: Simplify right side
    4,630.24x = 18,283,335.66
  5. Step 5: Solve for x
    x = 18,283,335.66/4,630.24
  6. Step 6: Final answer
    x = 3,948.68

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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.