Home / 3,612.79-5,416.14-2,226.07

Finding the Fourth Proportional to 3,612.79, 5,416.14 and 2,226.07

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Solution

The fourth proportional to 3,612.79, 5,416.14 and 2,226.07 is: 3,337.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.79 : 5,416.14 = 2,226.07 : x
  2. Step 2: Convert to fraction form
    3,612.79/5,416.14 = 2,226.07/x
  3. Step 3: Cross multiply
    3,612.79x = 5,416.14 × 2,226.07
  4. Step 4: Simplify right side
    3,612.79x = 12,056,706.77
  5. Step 5: Solve for x
    x = 12,056,706.77/3,612.79
  6. Step 6: Final answer
    x = 3,337.23

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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.