Home / 6,731.85-9,286.76-4,743.50

Finding the Fourth Proportional to 6,731.85, 9,286.76 and 4,743.50

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Solution

The fourth proportional to 6,731.85, 9,286.76 and 4,743.50 is: 6,543.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.85 : 9,286.76 = 4,743.50 : x
  2. Step 2: Convert to fraction form
    6,731.85/9,286.76 = 4,743.50/x
  3. Step 3: Cross multiply
    6,731.85x = 9,286.76 × 4,743.50
  4. Step 4: Simplify right side
    6,731.85x = 44,051,675.91
  5. Step 5: Solve for x
    x = 44,051,675.91/6,731.85
  6. Step 6: Final answer
    x = 6,543.77

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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.