Home / 2,374.12-3,559.96-1,387.27

Finding the Fourth Proportional to 2,374.12, 3,559.96 and 1,387.27

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Solution

The fourth proportional to 2,374.12, 3,559.96 and 1,387.27 is: 2,080.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,374.12 : 3,559.96 = 1,387.27 : x
  2. Step 2: Convert to fraction form
    2,374.12/3,559.96 = 1,387.27/x
  3. Step 3: Cross multiply
    2,374.12x = 3,559.96 × 1,387.27
  4. Step 4: Simplify right side
    2,374.12x = 4,938,625.71
  5. Step 5: Solve for x
    x = 4,938,625.71/2,374.12
  6. Step 6: Final answer
    x = 2,080.19

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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.