Home / 4,785.91-6,604.49-2,690.02

Finding the Fourth Proportional to 4,785.91, 6,604.49 and 2,690.02

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Solution

The fourth proportional to 4,785.91, 6,604.49 and 2,690.02 is: 3,712.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.91 : 6,604.49 = 2,690.02 : x
  2. Step 2: Convert to fraction form
    4,785.91/6,604.49 = 2,690.02/x
  3. Step 3: Cross multiply
    4,785.91x = 6,604.49 × 2,690.02
  4. Step 4: Simplify right side
    4,785.91x = 17,766,196.74
  5. Step 5: Solve for x
    x = 17,766,196.74/4,785.91
  6. Step 6: Final answer
    x = 3,712.19

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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.