Home / 7,545.63-11,318.85-3,163.26

Finding the Fourth Proportional to 7,545.63, 11,318.85 and 3,163.26

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Solution

The fourth proportional to 7,545.63, 11,318.85 and 3,163.26 is: 4,745.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.63 : 11,318.85 = 3,163.26 : x
  2. Step 2: Convert to fraction form
    7,545.63/11,318.85 = 3,163.26/x
  3. Step 3: Cross multiply
    7,545.63x = 11,318.85 × 3,163.26
  4. Step 4: Simplify right side
    7,545.63x = 35,804,465.45
  5. Step 5: Solve for x
    x = 35,804,465.45/7,545.63
  6. Step 6: Final answer
    x = 4,745.06

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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.