Home / 7,428.14-10,251.03-4,284.53

Finding the Fourth Proportional to 7,428.14, 10,251.03 and 4,284.53

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Solution

The fourth proportional to 7,428.14, 10,251.03 and 4,284.53 is: 5,912.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428.14 : 10,251.03 = 4,284.53 : x
  2. Step 2: Convert to fraction form
    7,428.14/10,251.03 = 4,284.53/x
  3. Step 3: Cross multiply
    7,428.14x = 10,251.03 × 4,284.53
  4. Step 4: Simplify right side
    7,428.14x = 43,920,845.57
  5. Step 5: Solve for x
    x = 43,920,845.57/7,428.14
  6. Step 6: Final answer
    x = 5,912.76

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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.