Home / 2,263.90-3,394.14-1,153.48

Finding the Fourth Proportional to 2,263.90, 3,394.14 and 1,153.48

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Solution

The fourth proportional to 2,263.90, 3,394.14 and 1,153.48 is: 1,729.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.90 : 3,394.14 = 1,153.48 : x
  2. Step 2: Convert to fraction form
    2,263.90/3,394.14 = 1,153.48/x
  3. Step 3: Cross multiply
    2,263.90x = 3,394.14 × 1,153.48
  4. Step 4: Simplify right side
    2,263.90x = 3,915,072.61
  5. Step 5: Solve for x
    x = 3,915,072.61/2,263.90
  6. Step 6: Final answer
    x = 1,729.35

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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.