Home / 2,197.83-3,033-1,203.11

Finding the Fourth Proportional to 2,197.83, 3,033 and 1,203.11

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Solution

The fourth proportional to 2,197.83, 3,033 and 1,203.11 is: 1,660.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.83 : 3,033 = 1,203.11 : x
  2. Step 2: Convert to fraction form
    2,197.83/3,033 = 1,203.11/x
  3. Step 3: Cross multiply
    2,197.83x = 3,033 × 1,203.11
  4. Step 4: Simplify right side
    2,197.83x = 3,649,017.47
  5. Step 5: Solve for x
    x = 3,649,017.47/2,197.83
  6. Step 6: Final answer
    x = 1,660.28

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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.