Home / 3,575.68-5,351.52-3,439.36

Finding the Fourth Proportional to 3,575.68, 5,351.52 and 3,439.36

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Solution

The fourth proportional to 3,575.68, 5,351.52 and 3,439.36 is: 5,147.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.68 : 5,351.52 = 3,439.36 : x
  2. Step 2: Convert to fraction form
    3,575.68/5,351.52 = 3,439.36/x
  3. Step 3: Cross multiply
    3,575.68x = 5,351.52 × 3,439.36
  4. Step 4: Simplify right side
    3,575.68x = 18,405,803.83
  5. Step 5: Solve for x
    x = 18,405,803.83/3,575.68
  6. Step 6: Final answer
    x = 5,147.50

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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.