Home / 4,775.58-6,590.92-2,786.76

Finding the Fourth Proportional to 4,775.58, 6,590.92 and 2,786.76

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Solution

The fourth proportional to 4,775.58, 6,590.92 and 2,786.76 is: 3,846.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.58 : 6,590.92 = 2,786.76 : x
  2. Step 2: Convert to fraction form
    4,775.58/6,590.92 = 2,786.76/x
  3. Step 3: Cross multiply
    4,775.58x = 6,590.92 × 2,786.76
  4. Step 4: Simplify right side
    4,775.58x = 18,367,312.22
  5. Step 5: Solve for x
    x = 18,367,312.22/4,775.58
  6. Step 6: Final answer
    x = 3,846.09

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Double scale
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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.