Home / 2,944.64-4,063.77-1,948.19

Finding the Fourth Proportional to 2,944.64, 4,063.77 and 1,948.19

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Solution

The fourth proportional to 2,944.64, 4,063.77 and 1,948.19 is: 2,688.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.64 : 4,063.77 = 1,948.19 : x
  2. Step 2: Convert to fraction form
    2,944.64/4,063.77 = 1,948.19/x
  3. Step 3: Cross multiply
    2,944.64x = 4,063.77 × 1,948.19
  4. Step 4: Simplify right side
    2,944.64x = 7,916,975.76
  5. Step 5: Solve for x
    x = 7,916,975.76/2,944.64
  6. Step 6: Final answer
    x = 2,688.61

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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.