Home / 3,648.46-5,034.90-2,076.55

Finding the Fourth Proportional to 3,648.46, 5,034.90 and 2,076.55

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Solution

The fourth proportional to 3,648.46, 5,034.90 and 2,076.55 is: 2,865.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.46 : 5,034.90 = 2,076.55 : x
  2. Step 2: Convert to fraction form
    3,648.46/5,034.90 = 2,076.55/x
  3. Step 3: Cross multiply
    3,648.46x = 5,034.90 × 2,076.55
  4. Step 4: Simplify right side
    3,648.46x = 10,455,228.99
  5. Step 5: Solve for x
    x = 10,455,228.99/3,648.46
  6. Step 6: Final answer
    x = 2,865.66

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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.