Home / 3,551.01-4,902.68-3,177.34

Finding the Fourth Proportional to 3,551.01, 4,902.68 and 3,177.34

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Solution

The fourth proportional to 3,551.01, 4,902.68 and 3,177.34 is: 4,386.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.01 : 4,902.68 = 3,177.34 : x
  2. Step 2: Convert to fraction form
    3,551.01/4,902.68 = 3,177.34/x
  3. Step 3: Cross multiply
    3,551.01x = 4,902.68 × 3,177.34
  4. Step 4: Simplify right side
    3,551.01x = 15,577,504.33
  5. Step 5: Solve for x
    x = 15,577,504.33/3,551.01
  6. Step 6: Final answer
    x = 4,386.78

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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.