Home / 2,386.48-3,581.34-2,368.12

Finding the Fourth Proportional to 2,386.48, 3,581.34 and 2,368.12

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Solution

The fourth proportional to 2,386.48, 3,581.34 and 2,368.12 is: 3,553.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.48 : 3,581.34 = 2,368.12 : x
  2. Step 2: Convert to fraction form
    2,386.48/3,581.34 = 2,368.12/x
  3. Step 3: Cross multiply
    2,386.48x = 3,581.34 × 2,368.12
  4. Step 4: Simplify right side
    2,386.48x = 8,481,042.88
  5. Step 5: Solve for x
    x = 8,481,042.88/2,386.48
  6. Step 6: Final answer
    x = 3,553.79

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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.