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Finding the Fourth Proportional to 2,662.48, 3,995.08 and 2,017.18

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Solution

The fourth proportional to 2,662.48, 3,995.08 and 2,017.18 is: 3,026.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662.48 : 3,995.08 = 2,017.18 : x
  2. Step 2: Convert to fraction form
    2,662.48/3,995.08 = 2,017.18/x
  3. Step 3: Cross multiply
    2,662.48x = 3,995.08 × 2,017.18
  4. Step 4: Simplify right side
    2,662.48x = 8,058,795.47
  5. Step 5: Solve for x
    x = 8,058,795.47/2,662.48
  6. Step 6: Final answer
    x = 3,026.80

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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.