Home / 9,976.24-14,935.20-7,202.80

Finding the Fourth Proportional to 9,976.24, 14,935.20 and 7,202.80

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Solution

The fourth proportional to 9,976.24, 14,935.20 and 7,202.80 is: 10,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,976.24 : 14,935.20 = 7,202.80 : x
  2. Step 2: Convert to fraction form
    9,976.24/14,935.20 = 7,202.80/x
  3. Step 3: Cross multiply
    9,976.24x = 14,935.20 × 7,202.80
  4. Step 4: Simplify right side
    9,976.24x = 107,575,258.56
  5. Step 5: Solve for x
    x = 107,575,258.56/9,976.24
  6. Step 6: Final answer
    x = 10,783.15

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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.