Home / 3,358.35-4,635.77-2,884.34

Finding the Fourth Proportional to 3,358.35, 4,635.77 and 2,884.34

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Solution

The fourth proportional to 3,358.35, 4,635.77 and 2,884.34 is: 3,981.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.35 : 4,635.77 = 2,884.34 : x
  2. Step 2: Convert to fraction form
    3,358.35/4,635.77 = 2,884.34/x
  3. Step 3: Cross multiply
    3,358.35x = 4,635.77 × 2,884.34
  4. Step 4: Simplify right side
    3,358.35x = 13,371,136.84
  5. Step 5: Solve for x
    x = 13,371,136.84/3,358.35
  6. Step 6: Final answer
    x = 3,981.46

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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.