Home / 10,433.82-15,648.61-4,885.66

Finding the Fourth Proportional to 10,433.82, 15,648.61 and 4,885.66

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Solution

The fourth proportional to 10,433.82, 15,648.61 and 4,885.66 is: 7,327.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.82 : 15,648.61 = 4,885.66 : x
  2. Step 2: Convert to fraction form
    10,433.82/15,648.61 = 4,885.66/x
  3. Step 3: Cross multiply
    10,433.82x = 15,648.61 × 4,885.66
  4. Step 4: Simplify right side
    10,433.82x = 76,453,787.93
  5. Step 5: Solve for x
    x = 76,453,787.93/10,433.82
  6. Step 6: Final answer
    x = 7,327.50

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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.