Home / 1,498.46-2,070.76-1,203.22

Finding the Fourth Proportional to 1,498.46, 2,070.76 and 1,203.22

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Solution

The fourth proportional to 1,498.46, 2,070.76 and 1,203.22 is: 1,662.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498.46 : 2,070.76 = 1,203.22 : x
  2. Step 2: Convert to fraction form
    1,498.46/2,070.76 = 1,203.22/x
  3. Step 3: Cross multiply
    1,498.46x = 2,070.76 × 1,203.22
  4. Step 4: Simplify right side
    1,498.46x = 2,491,571.66
  5. Step 5: Solve for x
    x = 2,491,571.66/1,498.46
  6. Step 6: Final answer
    x = 1,662.75

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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.