Home / 4,826.24-7,240.80-1,539.84

Finding the Fourth Proportional to 4,826.24, 7,240.80 and 1,539.84

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Solution

The fourth proportional to 4,826.24, 7,240.80 and 1,539.84 is: 2,310.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.24 : 7,240.80 = 1,539.84 : x
  2. Step 2: Convert to fraction form
    4,826.24/7,240.80 = 1,539.84/x
  3. Step 3: Cross multiply
    4,826.24x = 7,240.80 × 1,539.84
  4. Step 4: Simplify right side
    4,826.24x = 11,149,673.47
  5. Step 5: Solve for x
    x = 11,149,673.47/4,826.24
  6. Step 6: Final answer
    x = 2,310.22

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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.