Home / 11,679.04-17,518.56-5,829.76

Finding the Fourth Proportional to 11,679.04, 17,518.56 and 5,829.76

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Solution

The fourth proportional to 11,679.04, 17,518.56 and 5,829.76 is: 8,744.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679.04 : 17,518.56 = 5,829.76 : x
  2. Step 2: Convert to fraction form
    11,679.04/17,518.56 = 5,829.76/x
  3. Step 3: Cross multiply
    11,679.04x = 17,518.56 × 5,829.76
  4. Step 4: Simplify right side
    11,679.04x = 102,129,000.35
  5. Step 5: Solve for x
    x = 102,129,000.35/11,679.04
  6. Step 6: Final answer
    x = 8,744.64

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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.