Home / 8,817.13-12,167.62-4,838.23

Finding the Fourth Proportional to 8,817.13, 12,167.62 and 4,838.23

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Solution

The fourth proportional to 8,817.13, 12,167.62 and 4,838.23 is: 6,676.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817.13 : 12,167.62 = 4,838.23 : x
  2. Step 2: Convert to fraction form
    8,817.13/12,167.62 = 4,838.23/x
  3. Step 3: Cross multiply
    8,817.13x = 12,167.62 × 4,838.23
  4. Step 4: Simplify right side
    8,817.13x = 58,869,744.11
  5. Step 5: Solve for x
    x = 58,869,744.11/8,817.13
  6. Step 6: Final answer
    x = 6,676.75

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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.