Home / 2,458.02-3,392.08-1,338.96

Finding the Fourth Proportional to 2,458.02, 3,392.08 and 1,338.96

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Solution

The fourth proportional to 2,458.02, 3,392.08 and 1,338.96 is: 1,847.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.02 : 3,392.08 = 1,338.96 : x
  2. Step 2: Convert to fraction form
    2,458.02/3,392.08 = 1,338.96/x
  3. Step 3: Cross multiply
    2,458.02x = 3,392.08 × 1,338.96
  4. Step 4: Simplify right side
    2,458.02x = 4,541,859.44
  5. Step 5: Solve for x
    x = 4,541,859.44/2,458.02
  6. Step 6: Final answer
    x = 1,847.77

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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.