Home / 11,680.04-17,519.34-4,754.36

Finding the Fourth Proportional to 11,680.04, 17,519.34 and 4,754.36

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Solution

The fourth proportional to 11,680.04, 17,519.34 and 4,754.36 is: 7,131.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,680.04 : 17,519.34 = 4,754.36 : x
  2. Step 2: Convert to fraction form
    11,680.04/17,519.34 = 4,754.36/x
  3. Step 3: Cross multiply
    11,680.04x = 17,519.34 × 4,754.36
  4. Step 4: Simplify right side
    11,680.04x = 83,293,249.32
  5. Step 5: Solve for x
    x = 83,293,249.32/11,680.04
  6. Step 6: Final answer
    x = 7,131.25

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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.