Home / 10,998.03-16,496.80-2,678.09

Finding the Fourth Proportional to 10,998.03, 16,496.80 and 2,678.09

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Solution

The fourth proportional to 10,998.03, 16,496.80 and 2,678.09 is: 4,017.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,998.03 : 16,496.80 = 2,678.09 : x
  2. Step 2: Convert to fraction form
    10,998.03/16,496.80 = 2,678.09/x
  3. Step 3: Cross multiply
    10,998.03x = 16,496.80 × 2,678.09
  4. Step 4: Simplify right side
    10,998.03x = 44,179,915.11
  5. Step 5: Solve for x
    x = 44,179,915.11/10,998.03
  6. Step 6: Final answer
    x = 4,017.08

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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.