Home / 8,174.04-11,278.21-4,816.59

Finding the Fourth Proportional to 8,174.04, 11,278.21 and 4,816.59

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Solution

The fourth proportional to 8,174.04, 11,278.21 and 4,816.59 is: 6,645.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.04 : 11,278.21 = 4,816.59 : x
  2. Step 2: Convert to fraction form
    8,174.04/11,278.21 = 4,816.59/x
  3. Step 3: Cross multiply
    8,174.04x = 11,278.21 × 4,816.59
  4. Step 4: Simplify right side
    8,174.04x = 54,322,513.50
  5. Step 5: Solve for x
    x = 54,322,513.50/8,174.04
  6. Step 6: Final answer
    x = 6,645.74

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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.