Home / 11,228.84-16,843.28-3,437.63

Finding the Fourth Proportional to 11,228.84, 16,843.28 and 3,437.63

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Solution

The fourth proportional to 11,228.84, 16,843.28 and 3,437.63 is: 5,156.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.84 : 16,843.28 = 3,437.63 : x
  2. Step 2: Convert to fraction form
    11,228.84/16,843.28 = 3,437.63/x
  3. Step 3: Cross multiply
    11,228.84x = 16,843.28 × 3,437.63
  4. Step 4: Simplify right side
    11,228.84x = 57,900,863.22
  5. Step 5: Solve for x
    x = 57,900,863.22/11,228.84
  6. Step 6: Final answer
    x = 5,156.44

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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.