Home / 4,778.09-7,159.82-2,003.24

Finding the Fourth Proportional to 4,778.09, 7,159.82 and 2,003.24

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Solution

The fourth proportional to 4,778.09, 7,159.82 and 2,003.24 is: 3,001.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.09 : 7,159.82 = 2,003.24 : x
  2. Step 2: Convert to fraction form
    4,778.09/7,159.82 = 2,003.24/x
  3. Step 3: Cross multiply
    4,778.09x = 7,159.82 × 2,003.24
  4. Step 4: Simplify right side
    4,778.09x = 14,342,827.80
  5. Step 5: Solve for x
    x = 14,342,827.80/4,778.09
  6. Step 6: Final answer
    x = 3,001.79

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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.