Home / 11,488.75-17,235.87-3,697.57

Finding the Fourth Proportional to 11,488.75, 17,235.87 and 3,697.57

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Solution

The fourth proportional to 11,488.75, 17,235.87 and 3,697.57 is: 5,547.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,488.75 : 17,235.87 = 3,697.57 : x
  2. Step 2: Convert to fraction form
    11,488.75/17,235.87 = 3,697.57/x
  3. Step 3: Cross multiply
    11,488.75x = 17,235.87 × 3,697.57
  4. Step 4: Simplify right side
    11,488.75x = 63,730,835.84
  5. Step 5: Solve for x
    x = 63,730,835.84/11,488.75
  6. Step 6: Final answer
    x = 5,547.24

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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.