Home / 4,425.60-6,109.11-3,231.66

Finding the Fourth Proportional to 4,425.60, 6,109.11 and 3,231.66

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Solution

The fourth proportional to 4,425.60, 6,109.11 and 3,231.66 is: 4,460.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,425.60 : 6,109.11 = 3,231.66 : x
  2. Step 2: Convert to fraction form
    4,425.60/6,109.11 = 3,231.66/x
  3. Step 3: Cross multiply
    4,425.60x = 6,109.11 × 3,231.66
  4. Step 4: Simplify right side
    4,425.60x = 19,742,566.42
  5. Step 5: Solve for x
    x = 19,742,566.42/4,425.60
  6. Step 6: Final answer
    x = 4,460.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.