Home / 6,632.76-9,924.60-4,001.78

Finding the Fourth Proportional to 6,632.76, 9,924.60 and 4,001.78

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Solution

The fourth proportional to 6,632.76, 9,924.60 and 4,001.78 is: 5,987.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,632.76 : 9,924.60 = 4,001.78 : x
  2. Step 2: Convert to fraction form
    6,632.76/9,924.60 = 4,001.78/x
  3. Step 3: Cross multiply
    6,632.76x = 9,924.60 × 4,001.78
  4. Step 4: Simplify right side
    6,632.76x = 39,716,065.79
  5. Step 5: Solve for x
    x = 39,716,065.79/6,632.76
  6. Step 6: Final answer
    x = 5,987.86

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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.