Home / 4,447.08-6,137.30-2,678.65

Finding the Fourth Proportional to 4,447.08, 6,137.30 and 2,678.65

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Solution

The fourth proportional to 4,447.08, 6,137.30 and 2,678.65 is: 3,696.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.08 : 6,137.30 = 2,678.65 : x
  2. Step 2: Convert to fraction form
    4,447.08/6,137.30 = 2,678.65/x
  3. Step 3: Cross multiply
    4,447.08x = 6,137.30 × 2,678.65
  4. Step 4: Simplify right side
    4,447.08x = 16,439,678.65
  5. Step 5: Solve for x
    x = 16,439,678.65/4,447.08
  6. Step 6: Final answer
    x = 3,696.74

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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.