Home / 10,889.29-16,333.94-3,098.10

Finding the Fourth Proportional to 10,889.29, 16,333.94 and 3,098.10

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Solution

The fourth proportional to 10,889.29, 16,333.94 and 3,098.10 is: 4,647.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889.29 : 16,333.94 = 3,098.10 : x
  2. Step 2: Convert to fraction form
    10,889.29/16,333.94 = 3,098.10/x
  3. Step 3: Cross multiply
    10,889.29x = 16,333.94 × 3,098.10
  4. Step 4: Simplify right side
    10,889.29x = 50,604,164.02
  5. Step 5: Solve for x
    x = 50,604,164.02/10,889.29
  6. Step 6: Final answer
    x = 4,647.15

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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.