Home / 3,308.40-4,963.68-1,459.98

Finding the Fourth Proportional to 3,308.40, 4,963.68 and 1,459.98

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Solution

The fourth proportional to 3,308.40, 4,963.68 and 1,459.98 is: 2,190.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,308.40 : 4,963.68 = 1,459.98 : x
  2. Step 2: Convert to fraction form
    3,308.40/4,963.68 = 1,459.98/x
  3. Step 3: Cross multiply
    3,308.40x = 4,963.68 × 1,459.98
  4. Step 4: Simplify right side
    3,308.40x = 7,246,873.53
  5. Step 5: Solve for x
    x = 7,246,873.53/3,308.40
  6. Step 6: Final answer
    x = 2,190.45

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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.