Home / 5,346.74-8,020.88-1,649.28

Finding the Fourth Proportional to 5,346.74, 8,020.88 and 1,649.28

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Solution

The fourth proportional to 5,346.74, 8,020.88 and 1,649.28 is: 2,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346.74 : 8,020.88 = 1,649.28 : x
  2. Step 2: Convert to fraction form
    5,346.74/8,020.88 = 1,649.28/x
  3. Step 3: Cross multiply
    5,346.74x = 8,020.88 × 1,649.28
  4. Step 4: Simplify right side
    5,346.74x = 13,228,676.97
  5. Step 5: Solve for x
    x = 13,228,676.97/5,346.74
  6. Step 6: Final answer
    x = 2,474.16

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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.