Home / 9,222.68-12,727.32-5,031.20

Finding the Fourth Proportional to 9,222.68, 12,727.32 and 5,031.20

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Solution

The fourth proportional to 9,222.68, 12,727.32 and 5,031.20 is: 6,943.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,222.68 : 12,727.32 = 5,031.20 : x
  2. Step 2: Convert to fraction form
    9,222.68/12,727.32 = 5,031.20/x
  3. Step 3: Cross multiply
    9,222.68x = 12,727.32 × 5,031.20
  4. Step 4: Simplify right side
    9,222.68x = 64,033,692.38
  5. Step 5: Solve for x
    x = 64,033,692.38/9,222.68
  6. Step 6: Final answer
    x = 6,943.07

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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.