Home / 7,268.87-10,028.84-4,283.62

Finding the Fourth Proportional to 7,268.87, 10,028.84 and 4,283.62

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Solution

The fourth proportional to 7,268.87, 10,028.84 and 4,283.62 is: 5,910.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.87 : 10,028.84 = 4,283.62 : x
  2. Step 2: Convert to fraction form
    7,268.87/10,028.84 = 4,283.62/x
  3. Step 3: Cross multiply
    7,268.87x = 10,028.84 × 4,283.62
  4. Step 4: Simplify right side
    7,268.87x = 42,959,693.11
  5. Step 5: Solve for x
    x = 42,959,693.11/7,268.87
  6. Step 6: Final answer
    x = 5,910.09

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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.