Home / 3,005.65-4,146.28-2,010.97

Finding the Fourth Proportional to 3,005.65, 4,146.28 and 2,010.97

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Solution

The fourth proportional to 3,005.65, 4,146.28 and 2,010.97 is: 2,774.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.65 : 4,146.28 = 2,010.97 : x
  2. Step 2: Convert to fraction form
    3,005.65/4,146.28 = 2,010.97/x
  3. Step 3: Cross multiply
    3,005.65x = 4,146.28 × 2,010.97
  4. Step 4: Simplify right side
    3,005.65x = 8,338,044.69
  5. Step 5: Solve for x
    x = 8,338,044.69/3,005.65
  6. Step 6: Final answer
    x = 2,774.12

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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.