Home / 3,098.04-4,642.83-1,317.62

Finding the Fourth Proportional to 3,098.04, 4,642.83 and 1,317.62

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Solution

The fourth proportional to 3,098.04, 4,642.83 and 1,317.62 is: 1,974.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.04 : 4,642.83 = 1,317.62 : x
  2. Step 2: Convert to fraction form
    3,098.04/4,642.83 = 1,317.62/x
  3. Step 3: Cross multiply
    3,098.04x = 4,642.83 × 1,317.62
  4. Step 4: Simplify right side
    3,098.04x = 6,117,462.45
  5. Step 5: Solve for x
    x = 6,117,462.45/3,098.04
  6. Step 6: Final answer
    x = 1,974.62

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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.