Home / 9,997.74-14,975.03-4,724.79

Finding the Fourth Proportional to 9,997.74, 14,975.03 and 4,724.79

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Solution

The fourth proportional to 9,997.74, 14,975.03 and 4,724.79 is: 7,076.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997.74 : 14,975.03 = 4,724.79 : x
  2. Step 2: Convert to fraction form
    9,997.74/14,975.03 = 4,724.79/x
  3. Step 3: Cross multiply
    9,997.74x = 14,975.03 × 4,724.79
  4. Step 4: Simplify right side
    9,997.74x = 70,753,871.99
  5. Step 5: Solve for x
    x = 70,753,871.99/9,997.74
  6. Step 6: Final answer
    x = 7,076.99

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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.