Home / 8,173.74-11,278.85-4,816.34

Finding the Fourth Proportional to 8,173.74, 11,278.85 and 4,816.34

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Solution

The fourth proportional to 8,173.74, 11,278.85 and 4,816.34 is: 6,646.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173.74 : 11,278.85 = 4,816.34 : x
  2. Step 2: Convert to fraction form
    8,173.74/11,278.85 = 4,816.34/x
  3. Step 3: Cross multiply
    8,173.74x = 11,278.85 × 4,816.34
  4. Step 4: Simplify right side
    8,173.74x = 54,322,695.93
  5. Step 5: Solve for x
    x = 54,322,695.93/8,173.74
  6. Step 6: Final answer
    x = 6,646.00

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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.