Home / 10,496.28-15,744.44-2,705.12

Finding the Fourth Proportional to 10,496.28, 15,744.44 and 2,705.12

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Solution

The fourth proportional to 10,496.28, 15,744.44 and 2,705.12 is: 4,057.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,496.28 : 15,744.44 = 2,705.12 : x
  2. Step 2: Convert to fraction form
    10,496.28/15,744.44 = 2,705.12/x
  3. Step 3: Cross multiply
    10,496.28x = 15,744.44 × 2,705.12
  4. Step 4: Simplify right side
    10,496.28x = 42,590,599.53
  5. Step 5: Solve for x
    x = 42,590,599.53/10,496.28
  6. Step 6: Final answer
    x = 4,057.69

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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.