Home / 10,970.24-16,462.66-5,127.30

Finding the Fourth Proportional to 10,970.24, 16,462.66 and 5,127.30

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Solution

The fourth proportional to 10,970.24, 16,462.66 and 5,127.30 is: 7,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,970.24 : 16,462.66 = 5,127.30 : x
  2. Step 2: Convert to fraction form
    10,970.24/16,462.66 = 5,127.30/x
  3. Step 3: Cross multiply
    10,970.24x = 16,462.66 × 5,127.30
  4. Step 4: Simplify right side
    10,970.24x = 84,408,996.62
  5. Step 5: Solve for x
    x = 84,408,996.62/10,970.24
  6. Step 6: Final answer
    x = 7,694.36

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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.