Home / 2,268.01-3,130.08-1,384.41

Finding the Fourth Proportional to 2,268.01, 3,130.08 and 1,384.41

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Solution

The fourth proportional to 2,268.01, 3,130.08 and 1,384.41 is: 1,910.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.01 : 3,130.08 = 1,384.41 : x
  2. Step 2: Convert to fraction form
    2,268.01/3,130.08 = 1,384.41/x
  3. Step 3: Cross multiply
    2,268.01x = 3,130.08 × 1,384.41
  4. Step 4: Simplify right side
    2,268.01x = 4,333,314.05
  5. Step 5: Solve for x
    x = 4,333,314.05/2,268.01
  6. Step 6: Final answer
    x = 1,910.62

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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.