Home / 4,990.08-6,886.19-2,751.91

Finding the Fourth Proportional to 4,990.08, 6,886.19 and 2,751.91

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Solution

The fourth proportional to 4,990.08, 6,886.19 and 2,751.91 is: 3,797.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.08 : 6,886.19 = 2,751.91 : x
  2. Step 2: Convert to fraction form
    4,990.08/6,886.19 = 2,751.91/x
  3. Step 3: Cross multiply
    4,990.08x = 6,886.19 × 2,751.91
  4. Step 4: Simplify right side
    4,990.08x = 18,950,175.12
  5. Step 5: Solve for x
    x = 18,950,175.12/4,990.08
  6. Step 6: Final answer
    x = 3,797.57

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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.