Home / 8,453.41-12,681.48-2,608.66

Finding the Fourth Proportional to 8,453.41, 12,681.48 and 2,608.66

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Solution

The fourth proportional to 8,453.41, 12,681.48 and 2,608.66 is: 3,913.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.41 : 12,681.48 = 2,608.66 : x
  2. Step 2: Convert to fraction form
    8,453.41/12,681.48 = 2,608.66/x
  3. Step 3: Cross multiply
    8,453.41x = 12,681.48 × 2,608.66
  4. Step 4: Simplify right side
    8,453.41x = 33,081,669.62
  5. Step 5: Solve for x
    x = 33,081,669.62/8,453.41
  6. Step 6: Final answer
    x = 3,913.41

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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.