Home / 3,387.44-4,674.62-1,895.36

Finding the Fourth Proportional to 3,387.44, 4,674.62 and 1,895.36

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Solution

The fourth proportional to 3,387.44, 4,674.62 and 1,895.36 is: 2,615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.44 : 4,674.62 = 1,895.36 : x
  2. Step 2: Convert to fraction form
    3,387.44/4,674.62 = 1,895.36/x
  3. Step 3: Cross multiply
    3,387.44x = 4,674.62 × 1,895.36
  4. Step 4: Simplify right side
    3,387.44x = 8,860,069.13
  5. Step 5: Solve for x
    x = 8,860,069.13/3,387.44
  6. Step 6: Final answer
    x = 2,615.57

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1.5x scale

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.