Home / 11,208.92-16,815.90-3,417.14

Finding the Fourth Proportional to 11,208.92, 16,815.90 and 3,417.14

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Solution

The fourth proportional to 11,208.92, 16,815.90 and 3,417.14 is: 5,126.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,208.92 : 16,815.90 = 3,417.14 : x
  2. Step 2: Convert to fraction form
    11,208.92/16,815.90 = 3,417.14/x
  3. Step 3: Cross multiply
    11,208.92x = 16,815.90 × 3,417.14
  4. Step 4: Simplify right side
    11,208.92x = 57,462,284.53
  5. Step 5: Solve for x
    x = 57,462,284.53/11,208.92
  6. Step 6: Final answer
    x = 5,126.48

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1.5x scale

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.