Home / 11,424.41-17,134.84-4,407.72

Finding the Fourth Proportional to 11,424.41, 17,134.84 and 4,407.72

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Solution

The fourth proportional to 11,424.41, 17,134.84 and 4,407.72 is: 6,610.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,424.41 : 17,134.84 = 4,407.72 : x
  2. Step 2: Convert to fraction form
    11,424.41/17,134.84 = 4,407.72/x
  3. Step 3: Cross multiply
    11,424.41x = 17,134.84 × 4,407.72
  4. Step 4: Simplify right side
    11,424.41x = 75,525,518.22
  5. Step 5: Solve for x
    x = 75,525,518.22/11,424.41
  6. Step 6: Final answer
    x = 6,610.89

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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.