Home / 8,226.03-12,340.33-2,678.07

Finding the Fourth Proportional to 8,226.03, 12,340.33 and 2,678.07

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Solution

The fourth proportional to 8,226.03, 12,340.33 and 2,678.07 is: 4,017.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.03 : 12,340.33 = 2,678.07 : x
  2. Step 2: Convert to fraction form
    8,226.03/12,340.33 = 2,678.07/x
  3. Step 3: Cross multiply
    8,226.03x = 12,340.33 × 2,678.07
  4. Step 4: Simplify right side
    8,226.03x = 33,048,254.17
  5. Step 5: Solve for x
    x = 33,048,254.17/8,226.03
  6. Step 6: Final answer
    x = 4,017.52

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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.