Home / 4,776.12-6,590.52-2,786.76

Finding the Fourth Proportional to 4,776.12, 6,590.52 and 2,786.76

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Solution

The fourth proportional to 4,776.12, 6,590.52 and 2,786.76 is: 3,845.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,776.12 : 6,590.52 = 2,786.76 : x
  2. Step 2: Convert to fraction form
    4,776.12/6,590.52 = 2,786.76/x
  3. Step 3: Cross multiply
    4,776.12x = 6,590.52 × 2,786.76
  4. Step 4: Simplify right side
    4,776.12x = 18,366,197.52
  5. Step 5: Solve for x
    x = 18,366,197.52/4,776.12
  6. Step 6: Final answer
    x = 3,845.42

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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.