Home / 10,384.92-15,577.20-4,835.14

Finding the Fourth Proportional to 10,384.92, 15,577.20 and 4,835.14

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Solution

The fourth proportional to 10,384.92, 15,577.20 and 4,835.14 is: 7,252.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384.92 : 15,577.20 = 4,835.14 : x
  2. Step 2: Convert to fraction form
    10,384.92/15,577.20 = 4,835.14/x
  3. Step 3: Cross multiply
    10,384.92x = 15,577.20 × 4,835.14
  4. Step 4: Simplify right side
    10,384.92x = 75,317,942.81
  5. Step 5: Solve for x
    x = 75,317,942.81/10,384.92
  6. Step 6: Final answer
    x = 7,252.63

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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.