Home / 3,303.11-4,955.67-1,111.65

Finding the Fourth Proportional to 3,303.11, 4,955.67 and 1,111.65

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Solution

The fourth proportional to 3,303.11, 4,955.67 and 1,111.65 is: 1,667.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.11 : 4,955.67 = 1,111.65 : x
  2. Step 2: Convert to fraction form
    3,303.11/4,955.67 = 1,111.65/x
  3. Step 3: Cross multiply
    3,303.11x = 4,955.67 × 1,111.65
  4. Step 4: Simplify right side
    3,303.11x = 5,508,970.56
  5. Step 5: Solve for x
    x = 5,508,970.56/3,303.11
  6. Step 6: Final answer
    x = 1,667.82

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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.