Home / 8,112.29-11,194.95-4,575.50

Finding the Fourth Proportional to 8,112.29, 11,194.95 and 4,575.50

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Solution

The fourth proportional to 8,112.29, 11,194.95 and 4,575.50 is: 6,314.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,112.29 : 11,194.95 = 4,575.50 : x
  2. Step 2: Convert to fraction form
    8,112.29/11,194.95 = 4,575.50/x
  3. Step 3: Cross multiply
    8,112.29x = 11,194.95 × 4,575.50
  4. Step 4: Simplify right side
    8,112.29x = 51,222,496.89
  5. Step 5: Solve for x
    x = 51,222,496.89/8,112.29
  6. Step 6: Final answer
    x = 6,314.19

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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.