Home / 10,482.82-15,724.27-3,087.36

Finding the Fourth Proportional to 10,482.82, 15,724.27 and 3,087.36

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Solution

The fourth proportional to 10,482.82, 15,724.27 and 3,087.36 is: 4,631.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482.82 : 15,724.27 = 3,087.36 : x
  2. Step 2: Convert to fraction form
    10,482.82/15,724.27 = 3,087.36/x
  3. Step 3: Cross multiply
    10,482.82x = 15,724.27 × 3,087.36
  4. Step 4: Simplify right side
    10,482.82x = 48,546,529.26
  5. Step 5: Solve for x
    x = 48,546,529.26/10,482.82
  6. Step 6: Final answer
    x = 4,631.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.