Home / 3,169.95-4,374.14-1,753.44

Finding the Fourth Proportional to 3,169.95, 4,374.14 and 1,753.44

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Solution

The fourth proportional to 3,169.95, 4,374.14 and 1,753.44 is: 2,419.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.95 : 4,374.14 = 1,753.44 : x
  2. Step 2: Convert to fraction form
    3,169.95/4,374.14 = 1,753.44/x
  3. Step 3: Cross multiply
    3,169.95x = 4,374.14 × 1,753.44
  4. Step 4: Simplify right side
    3,169.95x = 7,669,783.27
  5. Step 5: Solve for x
    x = 7,669,783.27/3,169.95
  6. Step 6: Final answer
    x = 2,419.53

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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.