Home / 3,944.64-5,916.93-1,636.14

Finding the Fourth Proportional to 3,944.64, 5,916.93 and 1,636.14

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Solution

The fourth proportional to 3,944.64, 5,916.93 and 1,636.14 is: 2,454.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.64 : 5,916.93 = 1,636.14 : x
  2. Step 2: Convert to fraction form
    3,944.64/5,916.93 = 1,636.14/x
  3. Step 3: Cross multiply
    3,944.64x = 5,916.93 × 1,636.14
  4. Step 4: Simplify right side
    3,944.64x = 9,680,925.85
  5. Step 5: Solve for x
    x = 9,680,925.85/3,944.64
  6. Step 6: Final answer
    x = 2,454.20

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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.