Home / 11,537.40-17,313.40-6,616.65

Finding the Fourth Proportional to 11,537.40, 17,313.40 and 6,616.65

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Solution

The fourth proportional to 11,537.40, 17,313.40 and 6,616.65 is: 9,929.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,537.40 : 17,313.40 = 6,616.65 : x
  2. Step 2: Convert to fraction form
    11,537.40/17,313.40 = 6,616.65/x
  3. Step 3: Cross multiply
    11,537.40x = 17,313.40 × 6,616.65
  4. Step 4: Simplify right side
    11,537.40x = 114,556,744.09
  5. Step 5: Solve for x
    x = 114,556,744.09/11,537.40
  6. Step 6: Final answer
    x = 9,929.16

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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.