Home / 7,028.20-10,542.84-2,097.46

Finding the Fourth Proportional to 7,028.20, 10,542.84 and 2,097.46

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Solution

The fourth proportional to 7,028.20, 10,542.84 and 2,097.46 is: 3,146.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.20 : 10,542.84 = 2,097.46 : x
  2. Step 2: Convert to fraction form
    7,028.20/10,542.84 = 2,097.46/x
  3. Step 3: Cross multiply
    7,028.20x = 10,542.84 × 2,097.46
  4. Step 4: Simplify right side
    7,028.20x = 22,113,185.19
  5. Step 5: Solve for x
    x = 22,113,185.19/7,028.20
  6. Step 6: Final answer
    x = 3,146.35

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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.