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Finding the Fourth Proportional to 6,375.34, 9,554.77 and 4,718.69

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Solution

The fourth proportional to 6,375.34, 9,554.77 and 4,718.69 is: 7,071.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,375.34 : 9,554.77 = 4,718.69 : x
  2. Step 2: Convert to fraction form
    6,375.34/9,554.77 = 4,718.69/x
  3. Step 3: Cross multiply
    6,375.34x = 9,554.77 × 4,718.69
  4. Step 4: Simplify right side
    6,375.34x = 45,085,997.65
  5. Step 5: Solve for x
    x = 45,085,997.65/6,375.34
  6. Step 6: Final answer
    x = 7,071.94

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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.