Home / 8,210.05-12,295.41-5,982.91

Finding the Fourth Proportional to 8,210.05, 12,295.41 and 5,982.91

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Solution

The fourth proportional to 8,210.05, 12,295.41 and 5,982.91 is: 8,960.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.05 : 12,295.41 = 5,982.91 : x
  2. Step 2: Convert to fraction form
    8,210.05/12,295.41 = 5,982.91/x
  3. Step 3: Cross multiply
    8,210.05x = 12,295.41 × 5,982.91
  4. Step 4: Simplify right side
    8,210.05x = 73,562,331.44
  5. Step 5: Solve for x
    x = 73,562,331.44/8,210.05
  6. Step 6: Final answer
    x = 8,960.03

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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.