Home / 3,913.44-5,402.88-3,476.04

Finding the Fourth Proportional to 3,913.44, 5,402.88 and 3,476.04

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Solution

The fourth proportional to 3,913.44, 5,402.88 and 3,476.04 is: 4,799.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913.44 : 5,402.88 = 3,476.04 : x
  2. Step 2: Convert to fraction form
    3,913.44/5,402.88 = 3,476.04/x
  3. Step 3: Cross multiply
    3,913.44x = 5,402.88 × 3,476.04
  4. Step 4: Simplify right side
    3,913.44x = 18,780,627.00
  5. Step 5: Solve for x
    x = 18,780,627.00/3,913.44
  6. Step 6: Final answer
    x = 4,799.01

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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.