Home / 6,412.71-9,618.77-2,029.59

Finding the Fourth Proportional to 6,412.71, 9,618.77 and 2,029.59

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Solution

The fourth proportional to 6,412.71, 9,618.77 and 2,029.59 is: 3,044.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.71 : 9,618.77 = 2,029.59 : x
  2. Step 2: Convert to fraction form
    6,412.71/9,618.77 = 2,029.59/x
  3. Step 3: Cross multiply
    6,412.71x = 9,618.77 × 2,029.59
  4. Step 4: Simplify right side
    6,412.71x = 19,522,149.26
  5. Step 5: Solve for x
    x = 19,522,149.26/6,412.71
  6. Step 6: Final answer
    x = 3,044.29

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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.