Home / 2,403.73-3,605.70-1,172.17

Finding the Fourth Proportional to 2,403.73, 3,605.70 and 1,172.17

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Solution

The fourth proportional to 2,403.73, 3,605.70 and 1,172.17 is: 1,758.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.73 : 3,605.70 = 1,172.17 : x
  2. Step 2: Convert to fraction form
    2,403.73/3,605.70 = 1,172.17/x
  3. Step 3: Cross multiply
    2,403.73x = 3,605.70 × 1,172.17
  4. Step 4: Simplify right side
    2,403.73x = 4,226,493.37
  5. Step 5: Solve for x
    x = 4,226,493.37/2,403.73
  6. Step 6: Final answer
    x = 1,758.31

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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.