Home / 4,888.35-7,330.37-1,425.87

Finding the Fourth Proportional to 4,888.35, 7,330.37 and 1,425.87

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Solution

The fourth proportional to 4,888.35, 7,330.37 and 1,425.87 is: 2,138.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.35 : 7,330.37 = 1,425.87 : x
  2. Step 2: Convert to fraction form
    4,888.35/7,330.37 = 1,425.87/x
  3. Step 3: Cross multiply
    4,888.35x = 7,330.37 × 1,425.87
  4. Step 4: Simplify right side
    4,888.35x = 10,452,147.54
  5. Step 5: Solve for x
    x = 10,452,147.54/4,888.35
  6. Step 6: Final answer
    x = 2,138.17

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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.