Home / 3,603.77-5,405.46-2,545.23

Finding the Fourth Proportional to 3,603.77, 5,405.46 and 2,545.23

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Solution

The fourth proportional to 3,603.77, 5,405.46 and 2,545.23 is: 3,817.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.77 : 5,405.46 = 2,545.23 : x
  2. Step 2: Convert to fraction form
    3,603.77/5,405.46 = 2,545.23/x
  3. Step 3: Cross multiply
    3,603.77x = 5,405.46 × 2,545.23
  4. Step 4: Simplify right side
    3,603.77x = 13,758,119.92
  5. Step 5: Solve for x
    x = 13,758,119.92/3,603.77
  6. Step 6: Final answer
    x = 3,817.71

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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.