Home / 9,222.75-12,727.44-5,031

Finding the Fourth Proportional to 9,222.75, 12,727.44 and 5,031

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Solution

The fourth proportional to 9,222.75, 12,727.44 and 5,031 is: 6,942.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,222.75 : 12,727.44 = 5,031 : x
  2. Step 2: Convert to fraction form
    9,222.75/12,727.44 = 5,031/x
  3. Step 3: Cross multiply
    9,222.75x = 12,727.44 × 5,031
  4. Step 4: Simplify right side
    9,222.75x = 64,031,750.64
  5. Step 5: Solve for x
    x = 64,031,750.64/9,222.75
  6. Step 6: Final answer
    x = 6,942.80

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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.