Home / 11,511.19-17,269.01-4,490.92

Finding the Fourth Proportional to 11,511.19, 17,269.01 and 4,490.92

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Solution

The fourth proportional to 11,511.19, 17,269.01 and 4,490.92 is: 6,737.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511.19 : 17,269.01 = 4,490.92 : x
  2. Step 2: Convert to fraction form
    11,511.19/17,269.01 = 4,490.92/x
  3. Step 3: Cross multiply
    11,511.19x = 17,269.01 × 4,490.92
  4. Step 4: Simplify right side
    11,511.19x = 77,553,742.39
  5. Step 5: Solve for x
    x = 77,553,742.39/11,511.19
  6. Step 6: Final answer
    x = 6,737.25

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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.