Home / 1,795.73-2,478.35-1,087.65

Finding the Fourth Proportional to 1,795.73, 2,478.35 and 1,087.65

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Solution

The fourth proportional to 1,795.73, 2,478.35 and 1,087.65 is: 1,501.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.73 : 2,478.35 = 1,087.65 : x
  2. Step 2: Convert to fraction form
    1,795.73/2,478.35 = 1,087.65/x
  3. Step 3: Cross multiply
    1,795.73x = 2,478.35 × 1,087.65
  4. Step 4: Simplify right side
    1,795.73x = 2,695,571.94
  5. Step 5: Solve for x
    x = 2,695,571.94/1,795.73
  6. Step 6: Final answer
    x = 1,501.11

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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.