Home / 7,976.97-11,008.14-4,440.11

Finding the Fourth Proportional to 7,976.97, 11,008.14 and 4,440.11

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Solution

The fourth proportional to 7,976.97, 11,008.14 and 4,440.11 is: 6,127.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,976.97 : 11,008.14 = 4,440.11 : x
  2. Step 2: Convert to fraction form
    7,976.97/11,008.14 = 4,440.11/x
  3. Step 3: Cross multiply
    7,976.97x = 11,008.14 × 4,440.11
  4. Step 4: Simplify right side
    7,976.97x = 48,877,297.45
  5. Step 5: Solve for x
    x = 48,877,297.45/7,976.97
  6. Step 6: Final answer
    x = 6,127.30

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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.