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Finding the Fourth Proportional to 1,518.06, 2,094.99 and 995.10

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Solution

The fourth proportional to 1,518.06, 2,094.99 and 995.10 is: 1,373.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.06 : 2,094.99 = 995.10 : x
  2. Step 2: Convert to fraction form
    1,518.06/2,094.99 = 995.10/x
  3. Step 3: Cross multiply
    1,518.06x = 2,094.99 × 995.10
  4. Step 4: Simplify right side
    1,518.06x = 2,084,724.55
  5. Step 5: Solve for x
    x = 2,084,724.55/1,518.06
  6. Step 6: Final answer
    x = 1,373.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.