Home / 2,190.92-3,284.67-1,495.88

Finding the Fourth Proportional to 2,190.92, 3,284.67 and 1,495.88

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Solution

The fourth proportional to 2,190.92, 3,284.67 and 1,495.88 is: 2,242.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190.92 : 3,284.67 = 1,495.88 : x
  2. Step 2: Convert to fraction form
    2,190.92/3,284.67 = 1,495.88/x
  3. Step 3: Cross multiply
    2,190.92x = 3,284.67 × 1,495.88
  4. Step 4: Simplify right side
    2,190.92x = 4,913,455.74
  5. Step 5: Solve for x
    x = 4,913,455.74/2,190.92
  6. Step 6: Final answer
    x = 2,242.65

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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.