Home / 11,349.09-17,031.47-3,953.61

Finding the Fourth Proportional to 11,349.09, 17,031.47 and 3,953.61

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Solution

The fourth proportional to 11,349.09, 17,031.47 and 3,953.61 is: 5,933.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,349.09 : 17,031.47 = 3,953.61 : x
  2. Step 2: Convert to fraction form
    11,349.09/17,031.47 = 3,953.61/x
  3. Step 3: Cross multiply
    11,349.09x = 17,031.47 × 3,953.61
  4. Step 4: Simplify right side
    11,349.09x = 67,335,770.34
  5. Step 5: Solve for x
    x = 67,335,770.34/11,349.09
  6. Step 6: Final answer
    x = 5,933.14

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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.