Home / 5,782.46-8,678.56-2,498.06

Finding the Fourth Proportional to 5,782.46, 8,678.56 and 2,498.06

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Solution

The fourth proportional to 5,782.46, 8,678.56 and 2,498.06 is: 3,749.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,782.46 : 8,678.56 = 2,498.06 : x
  2. Step 2: Convert to fraction form
    5,782.46/8,678.56 = 2,498.06/x
  3. Step 3: Cross multiply
    5,782.46x = 8,678.56 × 2,498.06
  4. Step 4: Simplify right side
    5,782.46x = 21,679,563.59
  5. Step 5: Solve for x
    x = 21,679,563.59/5,782.46
  6. Step 6: Final answer
    x = 3,749.19

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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.