Home / 10,433.52-15,650.64-5,236.56

Finding the Fourth Proportional to 10,433.52, 15,650.64 and 5,236.56

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Solution

The fourth proportional to 10,433.52, 15,650.64 and 5,236.56 is: 7,855.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,433.52 : 15,650.64 = 5,236.56 : x
  2. Step 2: Convert to fraction form
    10,433.52/15,650.64 = 5,236.56/x
  3. Step 3: Cross multiply
    10,433.52x = 15,650.64 × 5,236.56
  4. Step 4: Simplify right side
    10,433.52x = 81,955,515.40
  5. Step 5: Solve for x
    x = 81,955,515.40/10,433.52
  6. Step 6: Final answer
    x = 7,855.02

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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.