Home / 11,415.08-17,121.26-3,094.58

Finding the Fourth Proportional to 11,415.08, 17,121.26 and 3,094.58

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Solution

The fourth proportional to 11,415.08, 17,121.26 and 3,094.58 is: 4,641.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,415.08 : 17,121.26 = 3,094.58 : x
  2. Step 2: Convert to fraction form
    11,415.08/17,121.26 = 3,094.58/x
  3. Step 3: Cross multiply
    11,415.08x = 17,121.26 × 3,094.58
  4. Step 4: Simplify right side
    11,415.08x = 52,983,108.77
  5. Step 5: Solve for x
    x = 52,983,108.77/11,415.08
  6. Step 6: Final answer
    x = 4,641.50

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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.