Home / 3,133.10-4,699.67-1,283.81

Finding the Fourth Proportional to 3,133.10, 4,699.67 and 1,283.81

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Solution

The fourth proportional to 3,133.10, 4,699.67 and 1,283.81 is: 1,925.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.10 : 4,699.67 = 1,283.81 : x
  2. Step 2: Convert to fraction form
    3,133.10/4,699.67 = 1,283.81/x
  3. Step 3: Cross multiply
    3,133.10x = 4,699.67 × 1,283.81
  4. Step 4: Simplify right side
    3,133.10x = 6,033,453.43
  5. Step 5: Solve for x
    x = 6,033,453.43/3,133.10
  6. Step 6: Final answer
    x = 1,925.71

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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.