Home / 11,412.18-17,118.36-4,014.95

Finding the Fourth Proportional to 11,412.18, 17,118.36 and 4,014.95

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Solution

The fourth proportional to 11,412.18, 17,118.36 and 4,014.95 is: 6,022.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,412.18 : 17,118.36 = 4,014.95 : x
  2. Step 2: Convert to fraction form
    11,412.18/17,118.36 = 4,014.95/x
  3. Step 3: Cross multiply
    11,412.18x = 17,118.36 × 4,014.95
  4. Step 4: Simplify right side
    11,412.18x = 68,729,273.89
  5. Step 5: Solve for x
    x = 68,729,273.89/11,412.18
  6. Step 6: Final answer
    x = 6,022.45

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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.