Home / 3,521.43-5,274.35-2,408.20

Finding the Fourth Proportional to 3,521.43, 5,274.35 and 2,408.20

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Solution

The fourth proportional to 3,521.43, 5,274.35 and 2,408.20 is: 3,606.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.43 : 5,274.35 = 2,408.20 : x
  2. Step 2: Convert to fraction form
    3,521.43/5,274.35 = 2,408.20/x
  3. Step 3: Cross multiply
    3,521.43x = 5,274.35 × 2,408.20
  4. Step 4: Simplify right side
    3,521.43x = 12,701,702.86
  5. Step 5: Solve for x
    x = 12,701,702.86/3,521.43
  6. Step 6: Final answer
    x = 3,606.98

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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.