Home / 3,803.57-5,248.93-2,311.97

Finding the Fourth Proportional to 3,803.57, 5,248.93 and 2,311.97

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Solution

The fourth proportional to 3,803.57, 5,248.93 and 2,311.97 is: 3,190.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.57 : 5,248.93 = 2,311.97 : x
  2. Step 2: Convert to fraction form
    3,803.57/5,248.93 = 2,311.97/x
  3. Step 3: Cross multiply
    3,803.57x = 5,248.93 × 2,311.97
  4. Step 4: Simplify right side
    3,803.57x = 12,135,368.69
  5. Step 5: Solve for x
    x = 12,135,368.69/3,803.57
  6. Step 6: Final answer
    x = 3,190.52

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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.