Home / 4,429.26-6,643.90-1,351.26

Finding the Fourth Proportional to 4,429.26, 6,643.90 and 1,351.26

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Solution

The fourth proportional to 4,429.26, 6,643.90 and 1,351.26 is: 2,026.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429.26 : 6,643.90 = 1,351.26 : x
  2. Step 2: Convert to fraction form
    4,429.26/6,643.90 = 1,351.26/x
  3. Step 3: Cross multiply
    4,429.26x = 6,643.90 × 1,351.26
  4. Step 4: Simplify right side
    4,429.26x = 8,977,636.31
  5. Step 5: Solve for x
    x = 8,977,636.31/4,429.26
  6. Step 6: Final answer
    x = 2,026.89

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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.