Home / 10,927.52-16,391.28-3,533.08

Finding the Fourth Proportional to 10,927.52, 16,391.28 and 3,533.08

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Solution

The fourth proportional to 10,927.52, 16,391.28 and 3,533.08 is: 5,299.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.52 : 16,391.28 = 3,533.08 : x
  2. Step 2: Convert to fraction form
    10,927.52/16,391.28 = 3,533.08/x
  3. Step 3: Cross multiply
    10,927.52x = 16,391.28 × 3,533.08
  4. Step 4: Simplify right side
    10,927.52x = 57,911,703.54
  5. Step 5: Solve for x
    x = 57,911,703.54/10,927.52
  6. Step 6: Final answer
    x = 5,299.62

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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.