Home / 11,228.04-16,841.28-3,436.56

Finding the Fourth Proportional to 11,228.04, 16,841.28 and 3,436.56

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Solution

The fourth proportional to 11,228.04, 16,841.28 and 3,436.56 is: 5,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.04 : 16,841.28 = 3,436.56 : x
  2. Step 2: Convert to fraction form
    11,228.04/16,841.28 = 3,436.56/x
  3. Step 3: Cross multiply
    11,228.04x = 16,841.28 × 3,436.56
  4. Step 4: Simplify right side
    11,228.04x = 57,876,069.20
  5. Step 5: Solve for x
    x = 57,876,069.20/11,228.04
  6. Step 6: Final answer
    x = 5,154.60

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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.