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Finding the Fourth Proportional to 9,998.18, 15,004.44 and 5,839.46

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Solution

The fourth proportional to 9,998.18, 15,004.44 and 5,839.46 is: 8,763.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,998.18 : 15,004.44 = 5,839.46 : x
  2. Step 2: Convert to fraction form
    9,998.18/15,004.44 = 5,839.46/x
  3. Step 3: Cross multiply
    9,998.18x = 15,004.44 × 5,839.46
  4. Step 4: Simplify right side
    9,998.18x = 87,617,808.45
  5. Step 5: Solve for x
    x = 87,617,808.45/9,998.18
  6. Step 6: Final answer
    x = 8,763.37

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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.