Home / 10,089.23-15,136.27-3,163.73

Finding the Fourth Proportional to 10,089.23, 15,136.27 and 3,163.73

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Solution

The fourth proportional to 10,089.23, 15,136.27 and 3,163.73 is: 4,746.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,089.23 : 15,136.27 = 3,163.73 : x
  2. Step 2: Convert to fraction form
    10,089.23/15,136.27 = 3,163.73/x
  3. Step 3: Cross multiply
    10,089.23x = 15,136.27 × 3,163.73
  4. Step 4: Simplify right side
    10,089.23x = 47,887,071.49
  5. Step 5: Solve for x
    x = 47,887,071.49/10,089.23
  6. Step 6: Final answer
    x = 4,746.36

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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.