Home / 9,426.70-13,008.78-5,234.92

Finding the Fourth Proportional to 9,426.70, 13,008.78 and 5,234.92

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Solution

The fourth proportional to 9,426.70, 13,008.78 and 5,234.92 is: 7,224.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.70 : 13,008.78 = 5,234.92 : x
  2. Step 2: Convert to fraction form
    9,426.70/13,008.78 = 5,234.92/x
  3. Step 3: Cross multiply
    9,426.70x = 13,008.78 × 5,234.92
  4. Step 4: Simplify right side
    9,426.70x = 68,099,922.60
  5. Step 5: Solve for x
    x = 68,099,922.60/9,426.70
  6. Step 6: Final answer
    x = 7,224.15

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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.