Home / 11,195.04-15,449.18-6,159.28

Finding the Fourth Proportional to 11,195.04, 15,449.18 and 6,159.28

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Solution

The fourth proportional to 11,195.04, 15,449.18 and 6,159.28 is: 8,499.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.04 : 15,449.18 = 6,159.28 : x
  2. Step 2: Convert to fraction form
    11,195.04/15,449.18 = 6,159.28/x
  3. Step 3: Cross multiply
    11,195.04x = 15,449.18 × 6,159.28
  4. Step 4: Simplify right side
    11,195.04x = 95,155,825.39
  5. Step 5: Solve for x
    x = 95,155,825.39/11,195.04
  6. Step 6: Final answer
    x = 8,499.82

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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.