Home / 4,231.26-5,835.78-3,948.30

Finding the Fourth Proportional to 4,231.26, 5,835.78 and 3,948.30

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Solution

The fourth proportional to 4,231.26, 5,835.78 and 3,948.30 is: 5,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.26 : 5,835.78 = 3,948.30 : x
  2. Step 2: Convert to fraction form
    4,231.26/5,835.78 = 3,948.30/x
  3. Step 3: Cross multiply
    4,231.26x = 5,835.78 × 3,948.30
  4. Step 4: Simplify right side
    4,231.26x = 23,041,410.17
  5. Step 5: Solve for x
    x = 23,041,410.17/4,231.26
  6. Step 6: Final answer
    x = 5,445.52

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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.