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Finding the Fourth Proportional to 1,795.46, 2,693.48 and 699.53

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Solution

The fourth proportional to 1,795.46, 2,693.48 and 699.53 is: 1,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.46 : 2,693.48 = 699.53 : x
  2. Step 2: Convert to fraction form
    1,795.46/2,693.48 = 699.53/x
  3. Step 3: Cross multiply
    1,795.46x = 2,693.48 × 699.53
  4. Step 4: Simplify right side
    1,795.46x = 1,884,153.10
  5. Step 5: Solve for x
    x = 1,884,153.10/1,795.46
  6. Step 6: Final answer
    x = 1,049.40

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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.