Home / 10,873.82-15,005.58-6,159.62

Finding the Fourth Proportional to 10,873.82, 15,005.58 and 6,159.62

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Solution

The fourth proportional to 10,873.82, 15,005.58 and 6,159.62 is: 8,500.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,873.82 : 15,005.58 = 6,159.62 : x
  2. Step 2: Convert to fraction form
    10,873.82/15,005.58 = 6,159.62/x
  3. Step 3: Cross multiply
    10,873.82x = 15,005.58 × 6,159.62
  4. Step 4: Simplify right side
    10,873.82x = 92,428,670.68
  5. Step 5: Solve for x
    x = 92,428,670.68/10,873.82
  6. Step 6: Final answer
    x = 8,500.11

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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.