Home / 2,197.19-3,293.93-899.57

Finding the Fourth Proportional to 2,197.19, 3,293.93 and 899.57

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Solution

The fourth proportional to 2,197.19, 3,293.93 and 899.57 is: 1,348.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197.19 : 3,293.93 = 899.57 : x
  2. Step 2: Convert to fraction form
    2,197.19/3,293.93 = 899.57/x
  3. Step 3: Cross multiply
    2,197.19x = 3,293.93 × 899.57
  4. Step 4: Simplify right side
    2,197.19x = 2,963,131.09
  5. Step 5: Solve for x
    x = 2,963,131.09/2,197.19
  6. Step 6: Final answer
    x = 1,348.60

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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.