Home / 2,190.17-3,281.36-1,494.59

Finding the Fourth Proportional to 2,190.17, 3,281.36 and 1,494.59

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Solution

The fourth proportional to 2,190.17, 3,281.36 and 1,494.59 is: 2,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190.17 : 3,281.36 = 1,494.59 : x
  2. Step 2: Convert to fraction form
    2,190.17/3,281.36 = 1,494.59/x
  3. Step 3: Cross multiply
    2,190.17x = 3,281.36 × 1,494.59
  4. Step 4: Simplify right side
    2,190.17x = 4,904,263.96
  5. Step 5: Solve for x
    x = 4,904,263.96/2,190.17
  6. Step 6: Final answer
    x = 2,239.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.