Home / 3,461.09-5,190.55-995.24

Finding the Fourth Proportional to 3,461.09, 5,190.55 and 995.24

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Solution

The fourth proportional to 3,461.09, 5,190.55 and 995.24 is: 1,492.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.09 : 5,190.55 = 995.24 : x
  2. Step 2: Convert to fraction form
    3,461.09/5,190.55 = 995.24/x
  3. Step 3: Cross multiply
    3,461.09x = 5,190.55 × 995.24
  4. Step 4: Simplify right side
    3,461.09x = 5,165,853.47
  5. Step 5: Solve for x
    x = 5,165,853.47/3,461.09
  6. Step 6: Final answer
    x = 1,492.55

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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.