Home / 4,786.52-6,605.50-2,690.68

Finding the Fourth Proportional to 4,786.52, 6,605.50 and 2,690.68

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Solution

The fourth proportional to 4,786.52, 6,605.50 and 2,690.68 is: 3,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,786.52 : 6,605.50 = 2,690.68 : x
  2. Step 2: Convert to fraction form
    4,786.52/6,605.50 = 2,690.68/x
  3. Step 3: Cross multiply
    4,786.52x = 6,605.50 × 2,690.68
  4. Step 4: Simplify right side
    4,786.52x = 17,773,286.74
  5. Step 5: Solve for x
    x = 17,773,286.74/4,786.52
  6. Step 6: Final answer
    x = 3,713.20

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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.