Home / 7,731.83-10,668.84-4,375.19

Finding the Fourth Proportional to 7,731.83, 10,668.84 and 4,375.19

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Solution

The fourth proportional to 7,731.83, 10,668.84 and 4,375.19 is: 6,037.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.83 : 10,668.84 = 4,375.19 : x
  2. Step 2: Convert to fraction form
    7,731.83/10,668.84 = 4,375.19/x
  3. Step 3: Cross multiply
    7,731.83x = 10,668.84 × 4,375.19
  4. Step 4: Simplify right side
    7,731.83x = 46,678,202.08
  5. Step 5: Solve for x
    x = 46,678,202.08/7,731.83
  6. Step 6: Final answer
    x = 6,037.15

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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.