Home / 3,378.42-5,058.30-1,731.42

Finding the Fourth Proportional to 3,378.42, 5,058.30 and 1,731.42

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Solution

The fourth proportional to 3,378.42, 5,058.30 and 1,731.42 is: 2,592.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378.42 : 5,058.30 = 1,731.42 : x
  2. Step 2: Convert to fraction form
    3,378.42/5,058.30 = 1,731.42/x
  3. Step 3: Cross multiply
    3,378.42x = 5,058.30 × 1,731.42
  4. Step 4: Simplify right side
    3,378.42x = 8,758,041.79
  5. Step 5: Solve for x
    x = 8,758,041.79/3,378.42
  6. Step 6: Final answer
    x = 2,592.35

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1.5x scale

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.