Home / 10,241.58-15,367.20-5,308.56

Finding the Fourth Proportional to 10,241.58, 15,367.20 and 5,308.56

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Solution

The fourth proportional to 10,241.58, 15,367.20 and 5,308.56 is: 7,965.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,241.58 : 15,367.20 = 5,308.56 : x
  2. Step 2: Convert to fraction form
    10,241.58/15,367.20 = 5,308.56/x
  3. Step 3: Cross multiply
    10,241.58x = 15,367.20 × 5,308.56
  4. Step 4: Simplify right side
    10,241.58x = 81,577,703.23
  5. Step 5: Solve for x
    x = 81,577,703.23/10,241.58
  6. Step 6: Final answer
    x = 7,965.34

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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.