Home / 2,197.81-3,033.06-1,203.13

Finding the Fourth Proportional to 2,197.81, 3,033.06 and 1,203.13

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Solution

The fourth proportional to 2,197.81, 3,033.06 and 1,203.13 is: 1,660.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.81 : 3,033.06 = 1,203.13 : x
  2. Step 2: Convert to fraction form
    2,197.81/3,033.06 = 1,203.13/x
  3. Step 3: Cross multiply
    2,197.81x = 3,033.06 × 1,203.13
  4. Step 4: Simplify right side
    2,197.81x = 3,649,165.48
  5. Step 5: Solve for x
    x = 3,649,165.48/2,197.81
  6. Step 6: Final answer
    x = 1,660.36

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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.