Home / 7,551.15-11,325.11-2,354.19

Finding the Fourth Proportional to 7,551.15, 11,325.11 and 2,354.19

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Solution

The fourth proportional to 7,551.15, 11,325.11 and 2,354.19 is: 3,530.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.15 : 11,325.11 = 2,354.19 : x
  2. Step 2: Convert to fraction form
    7,551.15/11,325.11 = 2,354.19/x
  3. Step 3: Cross multiply
    7,551.15x = 11,325.11 × 2,354.19
  4. Step 4: Simplify right side
    7,551.15x = 26,661,448.94
  5. Step 5: Solve for x
    x = 26,661,448.94/7,551.15
  6. Step 6: Final answer
    x = 3,530.78

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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.