Home / 3,133.24-4,699.70-1,283.89

Finding the Fourth Proportional to 3,133.24, 4,699.70 and 1,283.89

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Solution

The fourth proportional to 3,133.24, 4,699.70 and 1,283.89 is: 1,925.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.24 : 4,699.70 = 1,283.89 : x
  2. Step 2: Convert to fraction form
    3,133.24/4,699.70 = 1,283.89/x
  3. Step 3: Cross multiply
    3,133.24x = 4,699.70 × 1,283.89
  4. Step 4: Simplify right side
    3,133.24x = 6,033,867.92
  5. Step 5: Solve for x
    x = 6,033,867.92/3,133.24
  6. Step 6: Final answer
    x = 1,925.76

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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.