Home / 5,246.60-7,855.18-2,775.83

Finding the Fourth Proportional to 5,246.60, 7,855.18 and 2,775.83

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Solution

The fourth proportional to 5,246.60, 7,855.18 and 2,775.83 is: 4,155.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.60 : 7,855.18 = 2,775.83 : x
  2. Step 2: Convert to fraction form
    5,246.60/7,855.18 = 2,775.83/x
  3. Step 3: Cross multiply
    5,246.60x = 7,855.18 × 2,775.83
  4. Step 4: Simplify right side
    5,246.60x = 21,804,598.08
  5. Step 5: Solve for x
    x = 21,804,598.08/5,246.60
  6. Step 6: Final answer
    x = 4,155.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.