Home / 8,448.16-11,658.60-4,910.08

Finding the Fourth Proportional to 8,448.16, 11,658.60 and 4,910.08

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Solution

The fourth proportional to 8,448.16, 11,658.60 and 4,910.08 is: 6,775.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448.16 : 11,658.60 = 4,910.08 : x
  2. Step 2: Convert to fraction form
    8,448.16/11,658.60 = 4,910.08/x
  3. Step 3: Cross multiply
    8,448.16x = 11,658.60 × 4,910.08
  4. Step 4: Simplify right side
    8,448.16x = 57,244,658.69
  5. Step 5: Solve for x
    x = 57,244,658.69/8,448.16
  6. Step 6: Final answer
    x = 6,775.99

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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.