Home / 9,014.22-13,521.72-3,171.66

Finding the Fourth Proportional to 9,014.22, 13,521.72 and 3,171.66

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Solution

The fourth proportional to 9,014.22, 13,521.72 and 3,171.66 is: 4,757.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,014.22 : 13,521.72 = 3,171.66 : x
  2. Step 2: Convert to fraction form
    9,014.22/13,521.72 = 3,171.66/x
  3. Step 3: Cross multiply
    9,014.22x = 13,521.72 × 3,171.66
  4. Step 4: Simplify right side
    9,014.22x = 42,886,298.46
  5. Step 5: Solve for x
    x = 42,886,298.46/9,014.22
  6. Step 6: Final answer
    x = 4,757.63

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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.