Home / 7,499.40-11,249.70-2,567.04

Finding the Fourth Proportional to 7,499.40, 11,249.70 and 2,567.04

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Solution

The fourth proportional to 7,499.40, 11,249.70 and 2,567.04 is: 3,850.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.40 : 11,249.70 = 2,567.04 : x
  2. Step 2: Convert to fraction form
    7,499.40/11,249.70 = 2,567.04/x
  3. Step 3: Cross multiply
    7,499.40x = 11,249.70 × 2,567.04
  4. Step 4: Simplify right side
    7,499.40x = 28,878,429.89
  5. Step 5: Solve for x
    x = 28,878,429.89/7,499.40
  6. Step 6: Final answer
    x = 3,850.77

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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.