Home / 10,994.59-15,169.84-6,519.48

Finding the Fourth Proportional to 10,994.59, 15,169.84 and 6,519.48

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Solution

The fourth proportional to 10,994.59, 15,169.84 and 6,519.48 is: 8,995.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,994.59 : 15,169.84 = 6,519.48 : x
  2. Step 2: Convert to fraction form
    10,994.59/15,169.84 = 6,519.48/x
  3. Step 3: Cross multiply
    10,994.59x = 15,169.84 × 6,519.48
  4. Step 4: Simplify right side
    10,994.59x = 98,899,468.48
  5. Step 5: Solve for x
    x = 98,899,468.48/10,994.59
  6. Step 6: Final answer
    x = 8,995.28

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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.