Home / 6,691.36-10,029.61-3,397.63

Finding the Fourth Proportional to 6,691.36, 10,029.61 and 3,397.63

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Solution

The fourth proportional to 6,691.36, 10,029.61 and 3,397.63 is: 5,092.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,691.36 : 10,029.61 = 3,397.63 : x
  2. Step 2: Convert to fraction form
    6,691.36/10,029.61 = 3,397.63/x
  3. Step 3: Cross multiply
    6,691.36x = 10,029.61 × 3,397.63
  4. Step 4: Simplify right side
    6,691.36x = 34,076,903.82
  5. Step 5: Solve for x
    x = 34,076,903.82/6,691.36
  6. Step 6: Final answer
    x = 5,092.67

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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.