Home / 9,239.94-12,747.92-5,260.04

Finding the Fourth Proportional to 9,239.94, 12,747.92 and 5,260.04

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Solution

The fourth proportional to 9,239.94, 12,747.92 and 5,260.04 is: 7,257.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.94 : 12,747.92 = 5,260.04 : x
  2. Step 2: Convert to fraction form
    9,239.94/12,747.92 = 5,260.04/x
  3. Step 3: Cross multiply
    9,239.94x = 12,747.92 × 5,260.04
  4. Step 4: Simplify right side
    9,239.94x = 67,054,526.88
  5. Step 5: Solve for x
    x = 67,054,526.88/9,239.94
  6. Step 6: Final answer
    x = 7,257.03

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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.