Home / 3,603.29-4,974.41-2,557.85

Finding the Fourth Proportional to 3,603.29, 4,974.41 and 2,557.85

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Solution

The fourth proportional to 3,603.29, 4,974.41 and 2,557.85 is: 3,531.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.29 : 4,974.41 = 2,557.85 : x
  2. Step 2: Convert to fraction form
    3,603.29/4,974.41 = 2,557.85/x
  3. Step 3: Cross multiply
    3,603.29x = 4,974.41 × 2,557.85
  4. Step 4: Simplify right side
    3,603.29x = 12,723,776.14
  5. Step 5: Solve for x
    x = 12,723,776.14/3,603.29
  6. Step 6: Final answer
    x = 3,531.16

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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.