Home / 5,031.86-6,935.25-3,611.66

Finding the Fourth Proportional to 5,031.86, 6,935.25 and 3,611.66

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Solution

The fourth proportional to 5,031.86, 6,935.25 and 3,611.66 is: 4,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.86 : 6,935.25 = 3,611.66 : x
  2. Step 2: Convert to fraction form
    5,031.86/6,935.25 = 3,611.66/x
  3. Step 3: Cross multiply
    5,031.86x = 6,935.25 × 3,611.66
  4. Step 4: Simplify right side
    5,031.86x = 25,047,743.88
  5. Step 5: Solve for x
    x = 25,047,743.88/5,031.86
  6. Step 6: Final answer
    x = 4,977.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.