Home / 1,695.97-2,341.37-1,165.16

Finding the Fourth Proportional to 1,695.97, 2,341.37 and 1,165.16

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Solution

The fourth proportional to 1,695.97, 2,341.37 and 1,165.16 is: 1,608.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695.97 : 2,341.37 = 1,165.16 : x
  2. Step 2: Convert to fraction form
    1,695.97/2,341.37 = 1,165.16/x
  3. Step 3: Cross multiply
    1,695.97x = 2,341.37 × 1,165.16
  4. Step 4: Simplify right side
    1,695.97x = 2,728,079.44
  5. Step 5: Solve for x
    x = 2,728,079.44/1,695.97
  6. Step 6: Final answer
    x = 1,608.56

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Half scale
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Double scale
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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.