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Finding the Fourth Proportional to 1,795.16, 2,693.66 and 699.84

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Solution

The fourth proportional to 1,795.16, 2,693.66 and 699.84 is: 1,050.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.16 : 2,693.66 = 699.84 : x
  2. Step 2: Convert to fraction form
    1,795.16/2,693.66 = 699.84/x
  3. Step 3: Cross multiply
    1,795.16x = 2,693.66 × 699.84
  4. Step 4: Simplify right side
    1,795.16x = 1,885,127.52
  5. Step 5: Solve for x
    x = 1,885,127.52/1,795.16
  6. Step 6: Final answer
    x = 1,050.12

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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.