Home / 1,951.77-2,693.05-1,166.07

Finding the Fourth Proportional to 1,951.77, 2,693.05 and 1,166.07

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Solution

The fourth proportional to 1,951.77, 2,693.05 and 1,166.07 is: 1,608.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,951.77 : 2,693.05 = 1,166.07 : x
  2. Step 2: Convert to fraction form
    1,951.77/2,693.05 = 1,166.07/x
  3. Step 3: Cross multiply
    1,951.77x = 2,693.05 × 1,166.07
  4. Step 4: Simplify right side
    1,951.77x = 3,140,284.81
  5. Step 5: Solve for x
    x = 3,140,284.81/1,951.77
  6. Step 6: Final answer
    x = 1,608.94

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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.