Home / 3,306.15-4,953.15-2,783.70

Finding the Fourth Proportional to 3,306.15, 4,953.15 and 2,783.70

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Solution

The fourth proportional to 3,306.15, 4,953.15 and 2,783.70 is: 4,170.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.15 : 4,953.15 = 2,783.70 : x
  2. Step 2: Convert to fraction form
    3,306.15/4,953.15 = 2,783.70/x
  3. Step 3: Cross multiply
    3,306.15x = 4,953.15 × 2,783.70
  4. Step 4: Simplify right side
    3,306.15x = 13,788,083.66
  5. Step 5: Solve for x
    x = 13,788,083.66/3,306.15
  6. Step 6: Final answer
    x = 4,170.43

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1.5x scale

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.