Home / 2,197.76-3,032.88-1,203.03

Finding the Fourth Proportional to 2,197.76, 3,032.88 and 1,203.03

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Solution

The fourth proportional to 2,197.76, 3,032.88 and 1,203.03 is: 1,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.76 : 3,032.88 = 1,203.03 : x
  2. Step 2: Convert to fraction form
    2,197.76/3,032.88 = 1,203.03/x
  3. Step 3: Cross multiply
    2,197.76x = 3,032.88 × 1,203.03
  4. Step 4: Simplify right side
    2,197.76x = 3,648,645.63
  5. Step 5: Solve for x
    x = 3,648,645.63/2,197.76
  6. Step 6: Final answer
    x = 1,660.17

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1.5x scale

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.