Home / 3,006.19-4,153.85-2,604.78

Finding the Fourth Proportional to 3,006.19, 4,153.85 and 2,604.78

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Solution

The fourth proportional to 3,006.19, 4,153.85 and 2,604.78 is: 3,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.19 : 4,153.85 = 2,604.78 : x
  2. Step 2: Convert to fraction form
    3,006.19/4,153.85 = 2,604.78/x
  3. Step 3: Cross multiply
    3,006.19x = 4,153.85 × 2,604.78
  4. Step 4: Simplify right side
    3,006.19x = 10,819,862.15
  5. Step 5: Solve for x
    x = 10,819,862.15/3,006.19
  6. Step 6: Final answer
    x = 3,599.19

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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.