Home / 3,022.17-4,170.74-1,695.84

Finding the Fourth Proportional to 3,022.17, 4,170.74 and 1,695.84

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Solution

The fourth proportional to 3,022.17, 4,170.74 and 1,695.84 is: 2,340.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.17 : 4,170.74 = 1,695.84 : x
  2. Step 2: Convert to fraction form
    3,022.17/4,170.74 = 1,695.84/x
  3. Step 3: Cross multiply
    3,022.17x = 4,170.74 × 1,695.84
  4. Step 4: Simplify right side
    3,022.17x = 7,072,899.24
  5. Step 5: Solve for x
    x = 7,072,899.24/3,022.17
  6. Step 6: Final answer
    x = 2,340.34

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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.