Home / 4,937.69-6,813.35-3,171.69

Finding the Fourth Proportional to 4,937.69, 6,813.35 and 3,171.69

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Solution

The fourth proportional to 4,937.69, 6,813.35 and 3,171.69 is: 4,376.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,937.69 : 6,813.35 = 3,171.69 : x
  2. Step 2: Convert to fraction form
    4,937.69/6,813.35 = 3,171.69/x
  3. Step 3: Cross multiply
    4,937.69x = 6,813.35 × 3,171.69
  4. Step 4: Simplify right side
    4,937.69x = 21,609,818.20
  5. Step 5: Solve for x
    x = 21,609,818.20/4,937.69
  6. Step 6: Final answer
    x = 4,376.51

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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.