Home / 8,868.24-12,238.25-4,889.49

Finding the Fourth Proportional to 8,868.24, 12,238.25 and 4,889.49

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Solution

The fourth proportional to 8,868.24, 12,238.25 and 4,889.49 is: 6,747.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868.24 : 12,238.25 = 4,889.49 : x
  2. Step 2: Convert to fraction form
    8,868.24/12,238.25 = 4,889.49/x
  3. Step 3: Cross multiply
    8,868.24x = 12,238.25 × 4,889.49
  4. Step 4: Simplify right side
    8,868.24x = 59,838,800.99
  5. Step 5: Solve for x
    x = 59,838,800.99/8,868.24
  6. Step 6: Final answer
    x = 6,747.54

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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.