Home / 9,683.50-13,363.14-5,491.75

Finding the Fourth Proportional to 9,683.50, 13,363.14 and 5,491.75

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Solution

The fourth proportional to 9,683.50, 13,363.14 and 5,491.75 is: 7,578.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,683.50 : 13,363.14 = 5,491.75 : x
  2. Step 2: Convert to fraction form
    9,683.50/13,363.14 = 5,491.75/x
  3. Step 3: Cross multiply
    9,683.50x = 13,363.14 × 5,491.75
  4. Step 4: Simplify right side
    9,683.50x = 73,387,024.10
  5. Step 5: Solve for x
    x = 73,387,024.10/9,683.50
  6. Step 6: Final answer
    x = 7,578.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.