Home / 3,098.21-4,275.60-1,700.96

Finding the Fourth Proportional to 3,098.21, 4,275.60 and 1,700.96

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Solution

The fourth proportional to 3,098.21, 4,275.60 and 1,700.96 is: 2,347.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.21 : 4,275.60 = 1,700.96 : x
  2. Step 2: Convert to fraction form
    3,098.21/4,275.60 = 1,700.96/x
  3. Step 3: Cross multiply
    3,098.21x = 4,275.60 × 1,700.96
  4. Step 4: Simplify right side
    3,098.21x = 7,272,624.58
  5. Step 5: Solve for x
    x = 7,272,624.58/3,098.21
  6. Step 6: Final answer
    x = 2,347.36

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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.