Home / 10,436.64-15,654.56-3,511.14

Finding the Fourth Proportional to 10,436.64, 15,654.56 and 3,511.14

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Solution

The fourth proportional to 10,436.64, 15,654.56 and 3,511.14 is: 5,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,436.64 : 15,654.56 = 3,511.14 : x
  2. Step 2: Convert to fraction form
    10,436.64/15,654.56 = 3,511.14/x
  3. Step 3: Cross multiply
    10,436.64x = 15,654.56 × 3,511.14
  4. Step 4: Simplify right side
    10,436.64x = 54,965,334.24
  5. Step 5: Solve for x
    x = 54,965,334.24/10,436.64
  6. Step 6: Final answer
    x = 5,266.57

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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.