Home / 5,030.94-7,546.41-2,107.20

Finding the Fourth Proportional to 5,030.94, 7,546.41 and 2,107.20

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Solution

The fourth proportional to 5,030.94, 7,546.41 and 2,107.20 is: 3,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.94 : 7,546.41 = 2,107.20 : x
  2. Step 2: Convert to fraction form
    5,030.94/7,546.41 = 2,107.20/x
  3. Step 3: Cross multiply
    5,030.94x = 7,546.41 × 2,107.20
  4. Step 4: Simplify right side
    5,030.94x = 15,901,795.15
  5. Step 5: Solve for x
    x = 15,901,795.15/5,030.94
  6. Step 6: Final answer
    x = 3,160.80

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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.