Home / 11,249.14-15,525.04-6,775.52

Finding the Fourth Proportional to 11,249.14, 15,525.04 and 6,775.52

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Solution

The fourth proportional to 11,249.14, 15,525.04 and 6,775.52 is: 9,350.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.14 : 15,525.04 = 6,775.52 : x
  2. Step 2: Convert to fraction form
    11,249.14/15,525.04 = 6,775.52/x
  3. Step 3: Cross multiply
    11,249.14x = 15,525.04 × 6,775.52
  4. Step 4: Simplify right side
    11,249.14x = 105,190,219.02
  5. Step 5: Solve for x
    x = 105,190,219.02/11,249.14
  6. Step 6: Final answer
    x = 9,350.96

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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.