Home / 11,195.55-15,449.85-6,160.23

Finding the Fourth Proportional to 11,195.55, 15,449.85 and 6,160.23

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Solution

The fourth proportional to 11,195.55, 15,449.85 and 6,160.23 is: 8,501.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.55 : 15,449.85 = 6,160.23 : x
  2. Step 2: Convert to fraction form
    11,195.55/15,449.85 = 6,160.23/x
  3. Step 3: Cross multiply
    11,195.55x = 15,449.85 × 6,160.23
  4. Step 4: Simplify right side
    11,195.55x = 95,174,629.47
  5. Step 5: Solve for x
    x = 95,174,629.47/11,195.55
  6. Step 6: Final answer
    x = 8,501.11

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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.