Home / 1,208.22-1,802.48-1,174.74

Finding the Fourth Proportional to 1,208.22, 1,802.48 and 1,174.74

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Solution

The fourth proportional to 1,208.22, 1,802.48 and 1,174.74 is: 1,752.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208.22 : 1,802.48 = 1,174.74 : x
  2. Step 2: Convert to fraction form
    1,208.22/1,802.48 = 1,174.74/x
  3. Step 3: Cross multiply
    1,208.22x = 1,802.48 × 1,174.74
  4. Step 4: Simplify right side
    1,208.22x = 2,117,439.48
  5. Step 5: Solve for x
    x = 2,117,439.48/1,208.22
  6. Step 6: Final answer
    x = 1,752.53

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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.