Home / 4,829.80-7,248.80-1,910.16

Finding the Fourth Proportional to 4,829.80, 7,248.80 and 1,910.16

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Solution

The fourth proportional to 4,829.80, 7,248.80 and 1,910.16 is: 2,866.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,829.80 : 7,248.80 = 1,910.16 : x
  2. Step 2: Convert to fraction form
    4,829.80/7,248.80 = 1,910.16/x
  3. Step 3: Cross multiply
    4,829.80x = 7,248.80 × 1,910.16
  4. Step 4: Simplify right side
    4,829.80x = 13,846,367.81
  5. Step 5: Solve for x
    x = 13,846,367.81/4,829.80
  6. Step 6: Final answer
    x = 2,866.86

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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.