Home / 4,780.85-6,599.66-3,721.52

Finding the Fourth Proportional to 4,780.85, 6,599.66 and 3,721.52

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Solution

The fourth proportional to 4,780.85, 6,599.66 and 3,721.52 is: 5,137.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,780.85 : 6,599.66 = 3,721.52 : x
  2. Step 2: Convert to fraction form
    4,780.85/6,599.66 = 3,721.52/x
  3. Step 3: Cross multiply
    4,780.85x = 6,599.66 × 3,721.52
  4. Step 4: Simplify right side
    4,780.85x = 24,560,764.57
  5. Step 5: Solve for x
    x = 24,560,764.57/4,780.85
  6. Step 6: Final answer
    x = 5,137.33

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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.