Home / 4,580.30-6,873.70-4,139.66

Finding the Fourth Proportional to 4,580.30, 6,873.70 and 4,139.66

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Solution

The fourth proportional to 4,580.30, 6,873.70 and 4,139.66 is: 6,212.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.30 : 6,873.70 = 4,139.66 : x
  2. Step 2: Convert to fraction form
    4,580.30/6,873.70 = 4,139.66/x
  3. Step 3: Cross multiply
    4,580.30x = 6,873.70 × 4,139.66
  4. Step 4: Simplify right side
    4,580.30x = 28,454,780.94
  5. Step 5: Solve for x
    x = 28,454,780.94/4,580.30
  6. Step 6: Final answer
    x = 6,212.43

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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.