Home / 10,634.90-15,952.96-3,239.60

Finding the Fourth Proportional to 10,634.90, 15,952.96 and 3,239.60

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Solution

The fourth proportional to 10,634.90, 15,952.96 and 3,239.60 is: 4,859.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.90 : 15,952.96 = 3,239.60 : x
  2. Step 2: Convert to fraction form
    10,634.90/15,952.96 = 3,239.60/x
  3. Step 3: Cross multiply
    10,634.90x = 15,952.96 × 3,239.60
  4. Step 4: Simplify right side
    10,634.90x = 51,681,209.22
  5. Step 5: Solve for x
    x = 51,681,209.22/10,634.90
  6. Step 6: Final answer
    x = 4,859.59

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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.