Home / 2,292.93-3,436.74-905.99

Finding the Fourth Proportional to 2,292.93, 3,436.74 and 905.99

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Solution

The fourth proportional to 2,292.93, 3,436.74 and 905.99 is: 1,357.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.93 : 3,436.74 = 905.99 : x
  2. Step 2: Convert to fraction form
    2,292.93/3,436.74 = 905.99/x
  3. Step 3: Cross multiply
    2,292.93x = 3,436.74 × 905.99
  4. Step 4: Simplify right side
    2,292.93x = 3,113,634.89
  5. Step 5: Solve for x
    x = 3,113,634.89/2,292.93
  6. Step 6: Final answer
    x = 1,357.93

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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.