Home / 10,969.39-15,137.94-6,253.96

Finding the Fourth Proportional to 10,969.39, 15,137.94 and 6,253.96

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Solution

The fourth proportional to 10,969.39, 15,137.94 and 6,253.96 is: 8,630.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,969.39 : 15,137.94 = 6,253.96 : x
  2. Step 2: Convert to fraction form
    10,969.39/15,137.94 = 6,253.96/x
  3. Step 3: Cross multiply
    10,969.39x = 15,137.94 × 6,253.96
  4. Step 4: Simplify right side
    10,969.39x = 94,672,071.24
  5. Step 5: Solve for x
    x = 94,672,071.24/10,969.39
  6. Step 6: Final answer
    x = 8,630.57

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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.