Home / 4,108.34-5,662.84-3,210.51

Finding the Fourth Proportional to 4,108.34, 5,662.84 and 3,210.51

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Solution

The fourth proportional to 4,108.34, 5,662.84 and 3,210.51 is: 4,425.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.34 : 5,662.84 = 3,210.51 : x
  2. Step 2: Convert to fraction form
    4,108.34/5,662.84 = 3,210.51/x
  3. Step 3: Cross multiply
    4,108.34x = 5,662.84 × 3,210.51
  4. Step 4: Simplify right side
    4,108.34x = 18,180,604.45
  5. Step 5: Solve for x
    x = 18,180,604.45/4,108.34
  6. Step 6: Final answer
    x = 4,425.29

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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.