Home / 8,648.68-11,936.10-4,923.88

Finding the Fourth Proportional to 8,648.68, 11,936.10 and 4,923.88

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Solution

The fourth proportional to 8,648.68, 11,936.10 and 4,923.88 is: 6,795.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,648.68 : 11,936.10 = 4,923.88 : x
  2. Step 2: Convert to fraction form
    8,648.68/11,936.10 = 4,923.88/x
  3. Step 3: Cross multiply
    8,648.68x = 11,936.10 × 4,923.88
  4. Step 4: Simplify right side
    8,648.68x = 58,771,924.07
  5. Step 5: Solve for x
    x = 58,771,924.07/8,648.68
  6. Step 6: Final answer
    x = 6,795.48

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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.