Home / 7,852.18-11,778.26-2,008.79

Finding the Fourth Proportional to 7,852.18, 11,778.26 and 2,008.79

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Solution

The fourth proportional to 7,852.18, 11,778.26 and 2,008.79 is: 3,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852.18 : 11,778.26 = 2,008.79 : x
  2. Step 2: Convert to fraction form
    7,852.18/11,778.26 = 2,008.79/x
  3. Step 3: Cross multiply
    7,852.18x = 11,778.26 × 2,008.79
  4. Step 4: Simplify right side
    7,852.18x = 23,660,050.91
  5. Step 5: Solve for x
    x = 23,660,050.91/7,852.18
  6. Step 6: Final answer
    x = 3,013.18

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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.