Home / 4,428.26-6,642.40-1,350.26

Finding the Fourth Proportional to 4,428.26, 6,642.40 and 1,350.26

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Solution

The fourth proportional to 4,428.26, 6,642.40 and 1,350.26 is: 2,025.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.26 : 6,642.40 = 1,350.26 : x
  2. Step 2: Convert to fraction form
    4,428.26/6,642.40 = 1,350.26/x
  3. Step 3: Cross multiply
    4,428.26x = 6,642.40 × 1,350.26
  4. Step 4: Simplify right side
    4,428.26x = 8,968,967.02
  5. Step 5: Solve for x
    x = 8,968,967.02/4,428.26
  6. Step 6: Final answer
    x = 2,025.39

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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.