Home / 4,254.32-6,343.97-3,958.47

Finding the Fourth Proportional to 4,254.32, 6,343.97 and 3,958.47

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Solution

The fourth proportional to 4,254.32, 6,343.97 and 3,958.47 is: 5,902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.32 : 6,343.97 = 3,958.47 : x
  2. Step 2: Convert to fraction form
    4,254.32/6,343.97 = 3,958.47/x
  3. Step 3: Cross multiply
    4,254.32x = 6,343.97 × 3,958.47
  4. Step 4: Simplify right side
    4,254.32x = 25,112,417.40
  5. Step 5: Solve for x
    x = 25,112,417.40/4,254.32
  6. Step 6: Final answer
    x = 5,902.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.