Home / 4,901.19-6,765.78-2,912.37

Finding the Fourth Proportional to 4,901.19, 6,765.78 and 2,912.37

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Solution

The fourth proportional to 4,901.19, 6,765.78 and 2,912.37 is: 4,020.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.19 : 6,765.78 = 2,912.37 : x
  2. Step 2: Convert to fraction form
    4,901.19/6,765.78 = 2,912.37/x
  3. Step 3: Cross multiply
    4,901.19x = 6,765.78 × 2,912.37
  4. Step 4: Simplify right side
    4,901.19x = 19,704,454.70
  5. Step 5: Solve for x
    x = 19,704,454.70/4,901.19
  6. Step 6: Final answer
    x = 4,020.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.