Home / 10,384.20-15,566.58-5,757.48

Finding the Fourth Proportional to 10,384.20, 15,566.58 and 5,757.48

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Solution

The fourth proportional to 10,384.20, 15,566.58 and 5,757.48 is: 8,630.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384.20 : 15,566.58 = 5,757.48 : x
  2. Step 2: Convert to fraction form
    10,384.20/15,566.58 = 5,757.48/x
  3. Step 3: Cross multiply
    10,384.20x = 15,566.58 × 5,757.48
  4. Step 4: Simplify right side
    10,384.20x = 89,624,352.98
  5. Step 5: Solve for x
    x = 89,624,352.98/10,384.20
  6. Step 6: Final answer
    x = 8,630.84

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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.