Home / 4,809.29-7,213.10-3,418.43

Finding the Fourth Proportional to 4,809.29, 7,213.10 and 3,418.43

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Solution

The fourth proportional to 4,809.29, 7,213.10 and 3,418.43 is: 5,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.29 : 7,213.10 = 3,418.43 : x
  2. Step 2: Convert to fraction form
    4,809.29/7,213.10 = 3,418.43/x
  3. Step 3: Cross multiply
    4,809.29x = 7,213.10 × 3,418.43
  4. Step 4: Simplify right side
    4,809.29x = 24,657,424.28
  5. Step 5: Solve for x
    x = 24,657,424.28/4,809.29
  6. Step 6: Final answer
    x = 5,127.05

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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.