Home / 8,210.18-12,317.00-2,663.09

Finding the Fourth Proportional to 8,210.18, 12,317.00 and 2,663.09

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Solution

The fourth proportional to 8,210.18, 12,317.00 and 2,663.09 is: 3,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.18 : 12,317.00 = 2,663.09 : x
  2. Step 2: Convert to fraction form
    8,210.18/12,317.00 = 2,663.09/x
  3. Step 3: Cross multiply
    8,210.18x = 12,317.00 × 2,663.09
  4. Step 4: Simplify right side
    8,210.18x = 32,801,316.98
  5. Step 5: Solve for x
    x = 32,801,316.98/8,210.18
  6. Step 6: Final answer
    x = 3,995.20

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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.