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Finding the Fourth Proportional to 2,203.84, 3,307.92 and 2,193.58

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Solution

The fourth proportional to 2,203.84, 3,307.92 and 2,193.58 is: 3,292.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203.84 : 3,307.92 = 2,193.58 : x
  2. Step 2: Convert to fraction form
    2,203.84/3,307.92 = 2,193.58/x
  3. Step 3: Cross multiply
    2,203.84x = 3,307.92 × 2,193.58
  4. Step 4: Simplify right side
    2,203.84x = 7,256,187.15
  5. Step 5: Solve for x
    x = 7,256,187.15/2,203.84
  6. Step 6: Final answer
    x = 3,292.52

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1.5x scale

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.