Home / 2,368.96-3,268.92-1,581.64

Finding the Fourth Proportional to 2,368.96, 3,268.92 and 1,581.64

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Solution

The fourth proportional to 2,368.96, 3,268.92 and 1,581.64 is: 2,182.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.96 : 3,268.92 = 1,581.64 : x
  2. Step 2: Convert to fraction form
    2,368.96/3,268.92 = 1,581.64/x
  3. Step 3: Cross multiply
    2,368.96x = 3,268.92 × 1,581.64
  4. Step 4: Simplify right side
    2,368.96x = 5,170,254.63
  5. Step 5: Solve for x
    x = 5,170,254.63/2,368.96
  6. Step 6: Final answer
    x = 2,182.50

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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.