Home / 2,283.38-3,151.07-1,235.45

Finding the Fourth Proportional to 2,283.38, 3,151.07 and 1,235.45

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Solution

The fourth proportional to 2,283.38, 3,151.07 and 1,235.45 is: 1,704.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.38 : 3,151.07 = 1,235.45 : x
  2. Step 2: Convert to fraction form
    2,283.38/3,151.07 = 1,235.45/x
  3. Step 3: Cross multiply
    2,283.38x = 3,151.07 × 1,235.45
  4. Step 4: Simplify right side
    2,283.38x = 3,892,967.50
  5. Step 5: Solve for x
    x = 3,892,967.50/2,283.38
  6. Step 6: Final answer
    x = 1,704.92

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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.