Home / 8,154.43-12,226.70-4,451.51

Finding the Fourth Proportional to 8,154.43, 12,226.70 and 4,451.51

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Solution

The fourth proportional to 8,154.43, 12,226.70 and 4,451.51 is: 6,674.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154.43 : 12,226.70 = 4,451.51 : x
  2. Step 2: Convert to fraction form
    8,154.43/12,226.70 = 4,451.51/x
  3. Step 3: Cross multiply
    8,154.43x = 12,226.70 × 4,451.51
  4. Step 4: Simplify right side
    8,154.43x = 54,427,319.01
  5. Step 5: Solve for x
    x = 54,427,319.01/8,154.43
  6. Step 6: Final answer
    x = 6,674.57

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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.