Home / 8,836.12-12,194-5,059.28

Finding the Fourth Proportional to 8,836.12, 12,194 and 5,059.28

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Solution

The fourth proportional to 8,836.12, 12,194 and 5,059.28 is: 6,981.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.12 : 12,194 = 5,059.28 : x
  2. Step 2: Convert to fraction form
    8,836.12/12,194 = 5,059.28/x
  3. Step 3: Cross multiply
    8,836.12x = 12,194 × 5,059.28
  4. Step 4: Simplify right side
    8,836.12x = 61,692,860.32
  5. Step 5: Solve for x
    x = 61,692,860.32/8,836.12
  6. Step 6: Final answer
    x = 6,981.89

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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.