Home / 1,904.64-2,858.40-1,633.92

Finding the Fourth Proportional to 1,904.64, 2,858.40 and 1,633.92

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Solution

The fourth proportional to 1,904.64, 2,858.40 and 1,633.92 is: 2,452.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904.64 : 2,858.40 = 1,633.92 : x
  2. Step 2: Convert to fraction form
    1,904.64/2,858.40 = 1,633.92/x
  3. Step 3: Cross multiply
    1,904.64x = 2,858.40 × 1,633.92
  4. Step 4: Simplify right side
    1,904.64x = 4,670,396.93
  5. Step 5: Solve for x
    x = 4,670,396.93/1,904.64
  6. Step 6: Final answer
    x = 2,452.12

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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.