Home / 7,268.11-10,030.89-4,284.22

Finding the Fourth Proportional to 7,268.11, 10,030.89 and 4,284.22

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Solution

The fourth proportional to 7,268.11, 10,030.89 and 4,284.22 is: 5,912.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268.11 : 10,030.89 = 4,284.22 : x
  2. Step 2: Convert to fraction form
    7,268.11/10,030.89 = 4,284.22/x
  3. Step 3: Cross multiply
    7,268.11x = 10,030.89 × 4,284.22
  4. Step 4: Simplify right side
    7,268.11x = 42,974,539.56
  5. Step 5: Solve for x
    x = 42,974,539.56/7,268.11
  6. Step 6: Final answer
    x = 5,912.75

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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.