Home / 8,174.59-11,282.49-4,817.54

Finding the Fourth Proportional to 8,174.59, 11,282.49 and 4,817.54

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Solution

The fourth proportional to 8,174.59, 11,282.49 and 4,817.54 is: 6,649.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.59 : 11,282.49 = 4,817.54 : x
  2. Step 2: Convert to fraction form
    8,174.59/11,282.49 = 4,817.54/x
  3. Step 3: Cross multiply
    8,174.59x = 11,282.49 × 4,817.54
  4. Step 4: Simplify right side
    8,174.59x = 54,353,875.08
  5. Step 5: Solve for x
    x = 54,353,875.08/8,174.59
  6. Step 6: Final answer
    x = 6,649.13

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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.