Home / 3,389.03-4,685.42-2,503.43

Finding the Fourth Proportional to 3,389.03, 4,685.42 and 2,503.43

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Solution

The fourth proportional to 3,389.03, 4,685.42 and 2,503.43 is: 3,461.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.03 : 4,685.42 = 2,503.43 : x
  2. Step 2: Convert to fraction form
    3,389.03/4,685.42 = 2,503.43/x
  3. Step 3: Cross multiply
    3,389.03x = 4,685.42 × 2,503.43
  4. Step 4: Simplify right side
    3,389.03x = 11,729,620.99
  5. Step 5: Solve for x
    x = 11,729,620.99/3,389.03
  6. Step 6: Final answer
    x = 3,461.06

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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.