Home / 3,803.55-5,251.49-2,462.40

Finding the Fourth Proportional to 3,803.55, 5,251.49 and 2,462.40

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Solution

The fourth proportional to 3,803.55, 5,251.49 and 2,462.40 is: 3,399.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.55 : 5,251.49 = 2,462.40 : x
  2. Step 2: Convert to fraction form
    3,803.55/5,251.49 = 2,462.40/x
  3. Step 3: Cross multiply
    3,803.55x = 5,251.49 × 2,462.40
  4. Step 4: Simplify right side
    3,803.55x = 12,931,256.66
  5. Step 5: Solve for x
    x = 12,931,256.66/3,803.55
  6. Step 6: Final answer
    x = 3,399.79

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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.