Home / 3,460.36-5,191.37-995.13

Finding the Fourth Proportional to 3,460.36, 5,191.37 and 995.13

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Solution

The fourth proportional to 3,460.36, 5,191.37 and 995.13 is: 1,492.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460.36 : 5,191.37 = 995.13 : x
  2. Step 2: Convert to fraction form
    3,460.36/5,191.37 = 995.13/x
  3. Step 3: Cross multiply
    3,460.36x = 5,191.37 × 995.13
  4. Step 4: Simplify right side
    3,460.36x = 5,166,088.03
  5. Step 5: Solve for x
    x = 5,166,088.03/3,460.36
  6. Step 6: Final answer
    x = 1,492.93

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Half scale
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Double scale
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Similar ratio
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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.