Home / 2,301.15-3,452.40-984.21

Finding the Fourth Proportional to 2,301.15, 3,452.40 and 984.21

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Solution

The fourth proportional to 2,301.15, 3,452.40 and 984.21 is: 1,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.15 : 3,452.40 = 984.21 : x
  2. Step 2: Convert to fraction form
    2,301.15/3,452.40 = 984.21/x
  3. Step 3: Cross multiply
    2,301.15x = 3,452.40 × 984.21
  4. Step 4: Simplify right side
    2,301.15x = 3,397,886.60
  5. Step 5: Solve for x
    x = 3,397,886.60/2,301.15
  6. Step 6: Final answer
    x = 1,476.60

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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.