Home / 4,948.25-7,421.55-1,829.72

Finding the Fourth Proportional to 4,948.25, 7,421.55 and 1,829.72

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Solution

The fourth proportional to 4,948.25, 7,421.55 and 1,829.72 is: 2,744.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.25 : 7,421.55 = 1,829.72 : x
  2. Step 2: Convert to fraction form
    4,948.25/7,421.55 = 1,829.72/x
  3. Step 3: Cross multiply
    4,948.25x = 7,421.55 × 1,829.72
  4. Step 4: Simplify right side
    4,948.25x = 13,579,321.36
  5. Step 5: Solve for x
    x = 13,579,321.36/4,948.25
  6. Step 6: Final answer
    x = 2,744.27

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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.