Home / 8,210.27-12,317.35-2,663.62

Finding the Fourth Proportional to 8,210.27, 12,317.35 and 2,663.62

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Solution

The fourth proportional to 8,210.27, 12,317.35 and 2,663.62 is: 3,996.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.27 : 12,317.35 = 2,663.62 : x
  2. Step 2: Convert to fraction form
    8,210.27/12,317.35 = 2,663.62/x
  3. Step 3: Cross multiply
    8,210.27x = 12,317.35 × 2,663.62
  4. Step 4: Simplify right side
    8,210.27x = 32,808,758.53
  5. Step 5: Solve for x
    x = 32,808,758.53/8,210.27
  6. Step 6: Final answer
    x = 3,996.07

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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.