Home / 3,400.17-5,101.05-1,551.57

Finding the Fourth Proportional to 3,400.17, 5,101.05 and 1,551.57

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Solution

The fourth proportional to 3,400.17, 5,101.05 and 1,551.57 is: 2,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,400.17 : 5,101.05 = 1,551.57 : x
  2. Step 2: Convert to fraction form
    3,400.17/5,101.05 = 1,551.57/x
  3. Step 3: Cross multiply
    3,400.17x = 5,101.05 × 1,551.57
  4. Step 4: Simplify right side
    3,400.17x = 7,914,636.15
  5. Step 5: Solve for x
    x = 7,914,636.15/3,400.17
  6. Step 6: Final answer
    x = 2,327.72

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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.