Home / 2,110.67-3,153.98-1,580.14

Finding the Fourth Proportional to 2,110.67, 3,153.98 and 1,580.14

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Solution

The fourth proportional to 2,110.67, 3,153.98 and 1,580.14 is: 2,361.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.67 : 3,153.98 = 1,580.14 : x
  2. Step 2: Convert to fraction form
    2,110.67/3,153.98 = 1,580.14/x
  3. Step 3: Cross multiply
    2,110.67x = 3,153.98 × 1,580.14
  4. Step 4: Simplify right side
    2,110.67x = 4,983,714.17
  5. Step 5: Solve for x
    x = 4,983,714.17/2,110.67
  6. Step 6: Final answer
    x = 2,361.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.