Home / 9,226.63-12,732.28-5,247.66

Finding the Fourth Proportional to 9,226.63, 12,732.28 and 5,247.66

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Solution

The fourth proportional to 9,226.63, 12,732.28 and 5,247.66 is: 7,241.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,226.63 : 12,732.28 = 5,247.66 : x
  2. Step 2: Convert to fraction form
    9,226.63/12,732.28 = 5,247.66/x
  3. Step 3: Cross multiply
    9,226.63x = 12,732.28 × 5,247.66
  4. Step 4: Simplify right side
    9,226.63x = 66,814,618.42
  5. Step 5: Solve for x
    x = 66,814,618.42/9,226.63
  6. Step 6: Final answer
    x = 7,241.50

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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.