Home / 10,826.10-16,239.14-2,618.10

Finding the Fourth Proportional to 10,826.10, 16,239.14 and 2,618.10

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Solution

The fourth proportional to 10,826.10, 16,239.14 and 2,618.10 is: 3,927.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.10 : 16,239.14 = 2,618.10 : x
  2. Step 2: Convert to fraction form
    10,826.10/16,239.14 = 2,618.10/x
  3. Step 3: Cross multiply
    10,826.10x = 16,239.14 × 2,618.10
  4. Step 4: Simplify right side
    10,826.10x = 42,515,692.43
  5. Step 5: Solve for x
    x = 42,515,692.43/10,826.10
  6. Step 6: Final answer
    x = 3,927.15

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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.