Home / 3,575.12-5,362.92-1,235.36

Finding the Fourth Proportional to 3,575.12, 5,362.92 and 1,235.36

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Solution

The fourth proportional to 3,575.12, 5,362.92 and 1,235.36 is: 1,853.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.12 : 5,362.92 = 1,235.36 : x
  2. Step 2: Convert to fraction form
    3,575.12/5,362.92 = 1,235.36/x
  3. Step 3: Cross multiply
    3,575.12x = 5,362.92 × 1,235.36
  4. Step 4: Simplify right side
    3,575.12x = 6,625,136.85
  5. Step 5: Solve for x
    x = 6,625,136.85/3,575.12
  6. Step 6: Final answer
    x = 1,853.12

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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.