Home / 4,428.31-6,642.06-1,350.31

Finding the Fourth Proportional to 4,428.31, 6,642.06 and 1,350.31

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Solution

The fourth proportional to 4,428.31, 6,642.06 and 1,350.31 is: 2,025.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.31 : 6,642.06 = 1,350.31 : x
  2. Step 2: Convert to fraction form
    4,428.31/6,642.06 = 1,350.31/x
  3. Step 3: Cross multiply
    4,428.31x = 6,642.06 × 1,350.31
  4. Step 4: Simplify right side
    4,428.31x = 8,968,848.34
  5. Step 5: Solve for x
    x = 8,968,848.34/4,428.31
  6. Step 6: Final answer
    x = 2,025.34

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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.