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Finding the Fourth Proportional to 1,696.75, 2,341.52 and 1,599.55

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Solution

The fourth proportional to 1,696.75, 2,341.52 and 1,599.55 is: 2,207.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696.75 : 2,341.52 = 1,599.55 : x
  2. Step 2: Convert to fraction form
    1,696.75/2,341.52 = 1,599.55/x
  3. Step 3: Cross multiply
    1,696.75x = 2,341.52 × 1,599.55
  4. Step 4: Simplify right side
    1,696.75x = 3,745,370.32
  5. Step 5: Solve for x
    x = 3,745,370.32/1,696.75
  6. Step 6: Final answer
    x = 2,207.38

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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.