Home / 2,085.38-3,125.07-1,044.32

Finding the Fourth Proportional to 2,085.38, 3,125.07 and 1,044.32

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Solution

The fourth proportional to 2,085.38, 3,125.07 and 1,044.32 is: 1,564.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085.38 : 3,125.07 = 1,044.32 : x
  2. Step 2: Convert to fraction form
    2,085.38/3,125.07 = 1,044.32/x
  3. Step 3: Cross multiply
    2,085.38x = 3,125.07 × 1,044.32
  4. Step 4: Simplify right side
    2,085.38x = 3,263,573.10
  5. Step 5: Solve for x
    x = 3,263,573.10/2,085.38
  6. Step 6: Final answer
    x = 1,564.98

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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.