Home / 4,428.56-6,642.84-1,350.56

Finding the Fourth Proportional to 4,428.56, 6,642.84 and 1,350.56

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Solution

The fourth proportional to 4,428.56, 6,642.84 and 1,350.56 is: 2,025.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.56 : 6,642.84 = 1,350.56 : x
  2. Step 2: Convert to fraction form
    4,428.56/6,642.84 = 1,350.56/x
  3. Step 3: Cross multiply
    4,428.56x = 6,642.84 × 1,350.56
  4. Step 4: Simplify right side
    4,428.56x = 8,971,553.99
  5. Step 5: Solve for x
    x = 8,971,553.99/4,428.56
  6. Step 6: Final answer
    x = 2,025.84

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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.