Home / 4,901.19-7,352.22-1,391.22

Finding the Fourth Proportional to 4,901.19, 7,352.22 and 1,391.22

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Solution

The fourth proportional to 4,901.19, 7,352.22 and 1,391.22 is: 2,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.19 : 7,352.22 = 1,391.22 : x
  2. Step 2: Convert to fraction form
    4,901.19/7,352.22 = 1,391.22/x
  3. Step 3: Cross multiply
    4,901.19x = 7,352.22 × 1,391.22
  4. Step 4: Simplify right side
    4,901.19x = 10,228,555.51
  5. Step 5: Solve for x
    x = 10,228,555.51/4,901.19
  6. Step 6: Final answer
    x = 2,086.95

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1.5x scale

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.