Home / 2,663.16-4,010.19-1,974.71

Finding the Fourth Proportional to 2,663.16, 4,010.19 and 1,974.71

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Solution

The fourth proportional to 2,663.16, 4,010.19 and 1,974.71 is: 2,973.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663.16 : 4,010.19 = 1,974.71 : x
  2. Step 2: Convert to fraction form
    2,663.16/4,010.19 = 1,974.71/x
  3. Step 3: Cross multiply
    2,663.16x = 4,010.19 × 1,974.71
  4. Step 4: Simplify right side
    2,663.16x = 7,918,942.24
  5. Step 5: Solve for x
    x = 7,918,942.24/2,663.16
  6. Step 6: Final answer
    x = 2,973.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.