Home / 2,826-4,236.84-1,525.68

Finding the Fourth Proportional to 2,826, 4,236.84 and 1,525.68

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Solution

The fourth proportional to 2,826, 4,236.84 and 1,525.68 is: 2,287.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826 : 4,236.84 = 1,525.68 : x
  2. Step 2: Convert to fraction form
    2,826/4,236.84 = 1,525.68/x
  3. Step 3: Cross multiply
    2,826x = 4,236.84 × 1,525.68
  4. Step 4: Simplify right side
    2,826x = 6,464,062.05
  5. Step 5: Solve for x
    x = 6,464,062.05/2,826
  6. Step 6: Final answer
    x = 2,287.35

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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.