Home / 2,458.92-3,683.52-1,908.12

Finding the Fourth Proportional to 2,458.92, 3,683.52 and 1,908.12

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Solution

The fourth proportional to 2,458.92, 3,683.52 and 1,908.12 is: 2,858.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.92 : 3,683.52 = 1,908.12 : x
  2. Step 2: Convert to fraction form
    2,458.92/3,683.52 = 1,908.12/x
  3. Step 3: Cross multiply
    2,458.92x = 3,683.52 × 1,908.12
  4. Step 4: Simplify right side
    2,458.92x = 7,028,598.18
  5. Step 5: Solve for x
    x = 7,028,598.18/2,458.92
  6. Step 6: Final answer
    x = 2,858.41

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1.5x scale

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.