Home / 11,456.84-17,176.86-3,661.16

Finding the Fourth Proportional to 11,456.84, 17,176.86 and 3,661.16

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Solution

The fourth proportional to 11,456.84, 17,176.86 and 3,661.16 is: 5,489.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,456.84 : 17,176.86 = 3,661.16 : x
  2. Step 2: Convert to fraction form
    11,456.84/17,176.86 = 3,661.16/x
  3. Step 3: Cross multiply
    11,456.84x = 17,176.86 × 3,661.16
  4. Step 4: Simplify right side
    11,456.84x = 62,887,232.76
  5. Step 5: Solve for x
    x = 62,887,232.76/11,456.84
  6. Step 6: Final answer
    x = 5,489.06

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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.