Home / 10,472.94-15,710.39-3,453.01

Finding the Fourth Proportional to 10,472.94, 15,710.39 and 3,453.01

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Solution

The fourth proportional to 10,472.94, 15,710.39 and 3,453.01 is: 5,179.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,472.94 : 15,710.39 = 3,453.01 : x
  2. Step 2: Convert to fraction form
    10,472.94/15,710.39 = 3,453.01/x
  3. Step 3: Cross multiply
    10,472.94x = 15,710.39 × 3,453.01
  4. Step 4: Simplify right side
    10,472.94x = 54,248,090.18
  5. Step 5: Solve for x
    x = 54,248,090.18/10,472.94
  6. Step 6: Final answer
    x = 5,179.83

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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.