Home / 4,913.19-7,364.25-2,135.70

Finding the Fourth Proportional to 4,913.19, 7,364.25 and 2,135.70

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Solution

The fourth proportional to 4,913.19, 7,364.25 and 2,135.70 is: 3,201.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.19 : 7,364.25 = 2,135.70 : x
  2. Step 2: Convert to fraction form
    4,913.19/7,364.25 = 2,135.70/x
  3. Step 3: Cross multiply
    4,913.19x = 7,364.25 × 2,135.70
  4. Step 4: Simplify right side
    4,913.19x = 15,727,828.73
  5. Step 5: Solve for x
    x = 15,727,828.73/4,913.19
  6. Step 6: Final answer
    x = 3,201.14

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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.