Home / 2,176.16-3,003.36-1,244.96

Finding the Fourth Proportional to 2,176.16, 3,003.36 and 1,244.96

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Solution

The fourth proportional to 2,176.16, 3,003.36 and 1,244.96 is: 1,718.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.16 : 3,003.36 = 1,244.96 : x
  2. Step 2: Convert to fraction form
    2,176.16/3,003.36 = 1,244.96/x
  3. Step 3: Cross multiply
    2,176.16x = 3,003.36 × 1,244.96
  4. Step 4: Simplify right side
    2,176.16x = 3,739,063.07
  5. Step 5: Solve for x
    x = 3,739,063.07/2,176.16
  6. Step 6: Final answer
    x = 1,718.19

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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.