Home / 5,031-7,545.06-2,109.24

Finding the Fourth Proportional to 5,031, 7,545.06 and 2,109.24

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Solution

The fourth proportional to 5,031, 7,545.06 and 2,109.24 is: 3,163.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031 : 7,545.06 = 2,109.24 : x
  2. Step 2: Convert to fraction form
    5,031/7,545.06 = 2,109.24/x
  3. Step 3: Cross multiply
    5,031x = 7,545.06 × 2,109.24
  4. Step 4: Simplify right side
    5,031x = 15,914,342.35
  5. Step 5: Solve for x
    x = 15,914,342.35/5,031
  6. Step 6: Final answer
    x = 3,163.26

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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.