Home / 8,110.24-11,187.06-6,218.74

Finding the Fourth Proportional to 8,110.24, 11,187.06 and 6,218.74

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Solution

The fourth proportional to 8,110.24, 11,187.06 and 6,218.74 is: 8,577.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.24 : 11,187.06 = 6,218.74 : x
  2. Step 2: Convert to fraction form
    8,110.24/11,187.06 = 6,218.74/x
  3. Step 3: Cross multiply
    8,110.24x = 11,187.06 × 6,218.74
  4. Step 4: Simplify right side
    8,110.24x = 69,569,417.50
  5. Step 5: Solve for x
    x = 69,569,417.50/8,110.24
  6. Step 6: Final answer
    x = 8,577.97

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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.