Home / 8,020.84-11,070.82-4,879.24

Finding the Fourth Proportional to 8,020.84, 11,070.82 and 4,879.24

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Solution

The fourth proportional to 8,020.84, 11,070.82 and 4,879.24 is: 6,734.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020.84 : 11,070.82 = 4,879.24 : x
  2. Step 2: Convert to fraction form
    8,020.84/11,070.82 = 4,879.24/x
  3. Step 3: Cross multiply
    8,020.84x = 11,070.82 × 4,879.24
  4. Step 4: Simplify right side
    8,020.84x = 54,017,187.78
  5. Step 5: Solve for x
    x = 54,017,187.78/8,020.84
  6. Step 6: Final answer
    x = 6,734.60

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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.