Home / 10,976.14-15,150.48-6,263.56

Finding the Fourth Proportional to 10,976.14, 15,150.48 and 6,263.56

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Solution

The fourth proportional to 10,976.14, 15,150.48 and 6,263.56 is: 8,645.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,976.14 : 15,150.48 = 6,263.56 : x
  2. Step 2: Convert to fraction form
    10,976.14/15,150.48 = 6,263.56/x
  3. Step 3: Cross multiply
    10,976.14x = 15,150.48 × 6,263.56
  4. Step 4: Simplify right side
    10,976.14x = 94,895,940.51
  5. Step 5: Solve for x
    x = 94,895,940.51/10,976.14
  6. Step 6: Final answer
    x = 8,645.66

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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.