Home / 10,327.22-15,489.51-3,307.96

Finding the Fourth Proportional to 10,327.22, 15,489.51 and 3,307.96

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Solution

The fourth proportional to 10,327.22, 15,489.51 and 3,307.96 is: 4,961.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,327.22 : 15,489.51 = 3,307.96 : x
  2. Step 2: Convert to fraction form
    10,327.22/15,489.51 = 3,307.96/x
  3. Step 3: Cross multiply
    10,327.22x = 15,489.51 × 3,307.96
  4. Step 4: Simplify right side
    10,327.22x = 51,238,679.50
  5. Step 5: Solve for x
    x = 51,238,679.50/10,327.22
  6. Step 6: Final answer
    x = 4,961.52

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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.