Home / 11,751.31-17,611.30-6,203.35

Finding the Fourth Proportional to 11,751.31, 17,611.30 and 6,203.35

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Solution

The fourth proportional to 11,751.31, 17,611.30 and 6,203.35 is: 9,296.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,751.31 : 17,611.30 = 6,203.35 : x
  2. Step 2: Convert to fraction form
    11,751.31/17,611.30 = 6,203.35/x
  3. Step 3: Cross multiply
    11,751.31x = 17,611.30 × 6,203.35
  4. Step 4: Simplify right side
    11,751.31x = 109,249,057.86
  5. Step 5: Solve for x
    x = 109,249,057.86/11,751.31
  6. Step 6: Final answer
    x = 9,296.76

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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.