Home / 10,688.92-16,032.28-2,898.52

Finding the Fourth Proportional to 10,688.92, 16,032.28 and 2,898.52

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Solution

The fourth proportional to 10,688.92, 16,032.28 and 2,898.52 is: 4,347.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,688.92 : 16,032.28 = 2,898.52 : x
  2. Step 2: Convert to fraction form
    10,688.92/16,032.28 = 2,898.52/x
  3. Step 3: Cross multiply
    10,688.92x = 16,032.28 × 2,898.52
  4. Step 4: Simplify right side
    10,688.92x = 46,469,884.23
  5. Step 5: Solve for x
    x = 46,469,884.23/10,688.92
  6. Step 6: Final answer
    x = 4,347.48

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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.