Home / 10,346.42-15,519.30-3,326.42

Finding the Fourth Proportional to 10,346.42, 15,519.30 and 3,326.42

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Solution

The fourth proportional to 10,346.42, 15,519.30 and 3,326.42 is: 4,989.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,346.42 : 15,519.30 = 3,326.42 : x
  2. Step 2: Convert to fraction form
    10,346.42/15,519.30 = 3,326.42/x
  3. Step 3: Cross multiply
    10,346.42x = 15,519.30 × 3,326.42
  4. Step 4: Simplify right side
    10,346.42x = 51,623,709.91
  5. Step 5: Solve for x
    x = 51,623,709.91/10,346.42
  6. Step 6: Final answer
    x = 4,989.52

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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.