Home / 3,521.68-5,274.73-2,408.45

Finding the Fourth Proportional to 3,521.68, 5,274.73 and 2,408.45

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Solution

The fourth proportional to 3,521.68, 5,274.73 and 2,408.45 is: 3,607.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.68 : 5,274.73 = 2,408.45 : x
  2. Step 2: Convert to fraction form
    3,521.68/5,274.73 = 2,408.45/x
  3. Step 3: Cross multiply
    3,521.68x = 5,274.73 × 2,408.45
  4. Step 4: Simplify right side
    3,521.68x = 12,703,924.61
  5. Step 5: Solve for x
    x = 12,703,924.61/3,521.68
  6. Step 6: Final answer
    x = 3,607.35

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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.