Home / 3,294.82-4,547.91-2,176.75

Finding the Fourth Proportional to 3,294.82, 4,547.91 and 2,176.75

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Solution

The fourth proportional to 3,294.82, 4,547.91 and 2,176.75 is: 3,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.82 : 4,547.91 = 2,176.75 : x
  2. Step 2: Convert to fraction form
    3,294.82/4,547.91 = 2,176.75/x
  3. Step 3: Cross multiply
    3,294.82x = 4,547.91 × 2,176.75
  4. Step 4: Simplify right side
    3,294.82x = 9,899,663.09
  5. Step 5: Solve for x
    x = 9,899,663.09/3,294.82
  6. Step 6: Final answer
    x = 3,004.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.