Home / 4,429.31-6,643.56-1,351.31

Finding the Fourth Proportional to 4,429.31, 6,643.56 and 1,351.31

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Solution

The fourth proportional to 4,429.31, 6,643.56 and 1,351.31 is: 2,026.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.31 : 6,643.56 = 1,351.31 : x
  2. Step 2: Convert to fraction form
    4,429.31/6,643.56 = 1,351.31/x
  3. Step 3: Cross multiply
    4,429.31x = 6,643.56 × 1,351.31
  4. Step 4: Simplify right side
    4,429.31x = 8,977,509.06
  5. Step 5: Solve for x
    x = 8,977,509.06/4,429.31
  6. Step 6: Final answer
    x = 2,026.84

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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.