Home / 2,795.77-4,190.92-1,153.49

Finding the Fourth Proportional to 2,795.77, 4,190.92 and 1,153.49

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Solution

The fourth proportional to 2,795.77, 4,190.92 and 1,153.49 is: 1,729.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.77 : 4,190.92 = 1,153.49 : x
  2. Step 2: Convert to fraction form
    2,795.77/4,190.92 = 1,153.49/x
  3. Step 3: Cross multiply
    2,795.77x = 4,190.92 × 1,153.49
  4. Step 4: Simplify right side
    2,795.77x = 4,834,188.32
  5. Step 5: Solve for x
    x = 4,834,188.32/2,795.77
  6. Step 6: Final answer
    x = 1,729.11

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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.