Home / 11,173.08-15,417.24-6,695.80

Finding the Fourth Proportional to 11,173.08, 15,417.24 and 6,695.80

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Solution

The fourth proportional to 11,173.08, 15,417.24 and 6,695.80 is: 9,239.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173.08 : 15,417.24 = 6,695.80 : x
  2. Step 2: Convert to fraction form
    11,173.08/15,417.24 = 6,695.80/x
  3. Step 3: Cross multiply
    11,173.08x = 15,417.24 × 6,695.80
  4. Step 4: Simplify right side
    11,173.08x = 103,230,755.59
  5. Step 5: Solve for x
    x = 103,230,755.59/11,173.08
  6. Step 6: Final answer
    x = 9,239.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.