Home / 3,750.28-5,630.22-2,885.16

Finding the Fourth Proportional to 3,750.28, 5,630.22 and 2,885.16

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Solution

The fourth proportional to 3,750.28, 5,630.22 and 2,885.16 is: 4,331.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.28 : 5,630.22 = 2,885.16 : x
  2. Step 2: Convert to fraction form
    3,750.28/5,630.22 = 2,885.16/x
  3. Step 3: Cross multiply
    3,750.28x = 5,630.22 × 2,885.16
  4. Step 4: Simplify right side
    3,750.28x = 16,244,085.54
  5. Step 5: Solve for x
    x = 16,244,085.54/3,750.28
  6. Step 6: Final answer
    x = 4,331.43

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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.