Home / 10,825.23-14,938.52-6,109.95

Finding the Fourth Proportional to 10,825.23, 14,938.52 and 6,109.95

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Solution

The fourth proportional to 10,825.23, 14,938.52 and 6,109.95 is: 8,431.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,825.23 : 14,938.52 = 6,109.95 : x
  2. Step 2: Convert to fraction form
    10,825.23/14,938.52 = 6,109.95/x
  3. Step 3: Cross multiply
    10,825.23x = 14,938.52 × 6,109.95
  4. Step 4: Simplify right side
    10,825.23x = 91,273,579.72
  5. Step 5: Solve for x
    x = 91,273,579.72/10,825.23
  6. Step 6: Final answer
    x = 8,431.56

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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.