Home / 11,679.04-17,509.26-6,743.08

Finding the Fourth Proportional to 11,679.04, 17,509.26 and 6,743.08

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Solution

The fourth proportional to 11,679.04, 17,509.26 and 6,743.08 is: 10,109.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679.04 : 17,509.26 = 6,743.08 : x
  2. Step 2: Convert to fraction form
    11,679.04/17,509.26 = 6,743.08/x
  3. Step 3: Cross multiply
    11,679.04x = 17,509.26 × 6,743.08
  4. Step 4: Simplify right side
    11,679.04x = 118,066,340.92
  5. Step 5: Solve for x
    x = 118,066,340.92/11,679.04
  6. Step 6: Final answer
    x = 10,109.25

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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.