Home / 3,199.32-4,414.95-1,782.96

Finding the Fourth Proportional to 3,199.32, 4,414.95 and 1,782.96

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Solution

The fourth proportional to 3,199.32, 4,414.95 and 1,782.96 is: 2,460.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.32 : 4,414.95 = 1,782.96 : x
  2. Step 2: Convert to fraction form
    3,199.32/4,414.95 = 1,782.96/x
  3. Step 3: Cross multiply
    3,199.32x = 4,414.95 × 1,782.96
  4. Step 4: Simplify right side
    3,199.32x = 7,871,679.25
  5. Step 5: Solve for x
    x = 7,871,679.25/3,199.32
  6. Step 6: Final answer
    x = 2,460.42

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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.