Home / 11,100.48-16,658.91-5,257.08

Finding the Fourth Proportional to 11,100.48, 16,658.91 and 5,257.08

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Solution

The fourth proportional to 11,100.48, 16,658.91 and 5,257.08 is: 7,889.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.48 : 16,658.91 = 5,257.08 : x
  2. Step 2: Convert to fraction form
    11,100.48/16,658.91 = 5,257.08/x
  3. Step 3: Cross multiply
    11,100.48x = 16,658.91 × 5,257.08
  4. Step 4: Simplify right side
    11,100.48x = 87,577,222.58
  5. Step 5: Solve for x
    x = 87,577,222.58/11,100.48
  6. Step 6: Final answer
    x = 7,889.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.