Home / 2,263.55-3,121.34-1,600.16

Finding the Fourth Proportional to 2,263.55, 3,121.34 and 1,600.16

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Solution

The fourth proportional to 2,263.55, 3,121.34 and 1,600.16 is: 2,206.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.55 : 3,121.34 = 1,600.16 : x
  2. Step 2: Convert to fraction form
    2,263.55/3,121.34 = 1,600.16/x
  3. Step 3: Cross multiply
    2,263.55x = 3,121.34 × 1,600.16
  4. Step 4: Simplify right side
    2,263.55x = 4,994,619.81
  5. Step 5: Solve for x
    x = 4,994,619.81/2,263.55
  6. Step 6: Final answer
    x = 2,206.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.