Home / 6,212.43-8,555.83-5,154.77

Finding the Fourth Proportional to 6,212.43, 8,555.83 and 5,154.77

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Solution

The fourth proportional to 6,212.43, 8,555.83 and 5,154.77 is: 7,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.43 : 8,555.83 = 5,154.77 : x
  2. Step 2: Convert to fraction form
    6,212.43/8,555.83 = 5,154.77/x
  3. Step 3: Cross multiply
    6,212.43x = 8,555.83 × 5,154.77
  4. Step 4: Simplify right side
    6,212.43x = 44,103,344.31
  5. Step 5: Solve for x
    x = 44,103,344.31/6,212.43
  6. Step 6: Final answer
    x = 7,099.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.