Home / 3,605.49-5,398.89-3,088.80

Finding the Fourth Proportional to 3,605.49, 5,398.89 and 3,088.80

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Solution

The fourth proportional to 3,605.49, 5,398.89 and 3,088.80 is: 4,625.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605.49 : 5,398.89 = 3,088.80 : x
  2. Step 2: Convert to fraction form
    3,605.49/5,398.89 = 3,088.80/x
  3. Step 3: Cross multiply
    3,605.49x = 5,398.89 × 3,088.80
  4. Step 4: Simplify right side
    3,605.49x = 16,676,091.43
  5. Step 5: Solve for x
    x = 16,676,091.43/3,605.49
  6. Step 6: Final answer
    x = 4,625.19

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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.