Home / 3,465.14-5,197.73-868.07

Finding the Fourth Proportional to 3,465.14, 5,197.73 and 868.07

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Solution

The fourth proportional to 3,465.14, 5,197.73 and 868.07 is: 1,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.14 : 5,197.73 = 868.07 : x
  2. Step 2: Convert to fraction form
    3,465.14/5,197.73 = 868.07/x
  3. Step 3: Cross multiply
    3,465.14x = 5,197.73 × 868.07
  4. Step 4: Simplify right side
    3,465.14x = 4,511,963.15
  5. Step 5: Solve for x
    x = 4,511,963.15/3,465.14
  6. Step 6: Final answer
    x = 1,302.10

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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.