Home / 4,820.29-7,230.42-1,357.54

Finding the Fourth Proportional to 4,820.29, 7,230.42 and 1,357.54

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Solution

The fourth proportional to 4,820.29, 7,230.42 and 1,357.54 is: 2,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.29 : 7,230.42 = 1,357.54 : x
  2. Step 2: Convert to fraction form
    4,820.29/7,230.42 = 1,357.54/x
  3. Step 3: Cross multiply
    4,820.29x = 7,230.42 × 1,357.54
  4. Step 4: Simplify right side
    4,820.29x = 9,815,548.21
  5. Step 5: Solve for x
    x = 9,815,548.21/4,820.29
  6. Step 6: Final answer
    x = 2,036.30

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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.