Home / 3,780.93-5,217.70-2,599.95

Finding the Fourth Proportional to 3,780.93, 5,217.70 and 2,599.95

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Solution

The fourth proportional to 3,780.93, 5,217.70 and 2,599.95 is: 3,587.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,780.93 : 5,217.70 = 2,599.95 : x
  2. Step 2: Convert to fraction form
    3,780.93/5,217.70 = 2,599.95/x
  3. Step 3: Cross multiply
    3,780.93x = 5,217.70 × 2,599.95
  4. Step 4: Simplify right side
    3,780.93x = 13,565,775.41
  5. Step 5: Solve for x
    x = 13,565,775.41/3,780.93
  6. Step 6: Final answer
    x = 3,587.94

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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.