Home / 3,467.13-4,783.20-2,520.84

Finding the Fourth Proportional to 3,467.13, 4,783.20 and 2,520.84

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Solution

The fourth proportional to 3,467.13, 4,783.20 and 2,520.84 is: 3,477.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.13 : 4,783.20 = 2,520.84 : x
  2. Step 2: Convert to fraction form
    3,467.13/4,783.20 = 2,520.84/x
  3. Step 3: Cross multiply
    3,467.13x = 4,783.20 × 2,520.84
  4. Step 4: Simplify right side
    3,467.13x = 12,057,681.89
  5. Step 5: Solve for x
    x = 12,057,681.89/3,467.13
  6. Step 6: Final answer
    x = 3,477.71

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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.