Home / 11,014.40-16,518.11-3,617.14

Finding the Fourth Proportional to 11,014.40, 16,518.11 and 3,617.14

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Solution

The fourth proportional to 11,014.40, 16,518.11 and 3,617.14 is: 5,424.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,014.40 : 16,518.11 = 3,617.14 : x
  2. Step 2: Convert to fraction form
    11,014.40/16,518.11 = 3,617.14/x
  3. Step 3: Cross multiply
    11,014.40x = 16,518.11 × 3,617.14
  4. Step 4: Simplify right side
    11,014.40x = 59,748,316.41
  5. Step 5: Solve for x
    x = 59,748,316.41/11,014.40
  6. Step 6: Final answer
    x = 5,424.56

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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.