Home / 8,519.25-11,752.16-4,980.41

Finding the Fourth Proportional to 8,519.25, 11,752.16 and 4,980.41

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Solution

The fourth proportional to 8,519.25, 11,752.16 and 4,980.41 is: 6,870.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519.25 : 11,752.16 = 4,980.41 : x
  2. Step 2: Convert to fraction form
    8,519.25/11,752.16 = 4,980.41/x
  3. Step 3: Cross multiply
    8,519.25x = 11,752.16 × 4,980.41
  4. Step 4: Simplify right side
    8,519.25x = 58,530,610.67
  5. Step 5: Solve for x
    x = 58,530,610.67/8,519.25
  6. Step 6: Final answer
    x = 6,870.39

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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.