Home / 7,499.75-11,248.04-3,442.94

Finding the Fourth Proportional to 7,499.75, 11,248.04 and 3,442.94

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Solution

The fourth proportional to 7,499.75, 11,248.04 and 3,442.94 is: 5,163.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.75 : 11,248.04 = 3,442.94 : x
  2. Step 2: Convert to fraction form
    7,499.75/11,248.04 = 3,442.94/x
  3. Step 3: Cross multiply
    7,499.75x = 11,248.04 × 3,442.94
  4. Step 4: Simplify right side
    7,499.75x = 38,726,307.32
  5. Step 5: Solve for x
    x = 38,726,307.32/7,499.75
  6. Step 6: Final answer
    x = 5,163.68

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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.