Home / 8,169.34-12,253.17-2,626.66

Finding the Fourth Proportional to 8,169.34, 12,253.17 and 2,626.66

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Solution

The fourth proportional to 8,169.34, 12,253.17 and 2,626.66 is: 3,939.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.34 : 12,253.17 = 2,626.66 : x
  2. Step 2: Convert to fraction form
    8,169.34/12,253.17 = 2,626.66/x
  3. Step 3: Cross multiply
    8,169.34x = 12,253.17 × 2,626.66
  4. Step 4: Simplify right side
    8,169.34x = 32,184,911.51
  5. Step 5: Solve for x
    x = 32,184,911.51/8,169.34
  6. Step 6: Final answer
    x = 3,939.72

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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.