Home / 10,318.98-14,240.34-5,603.25

Finding the Fourth Proportional to 10,318.98, 14,240.34 and 5,603.25

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Solution

The fourth proportional to 10,318.98, 14,240.34 and 5,603.25 is: 7,732.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,318.98 : 14,240.34 = 5,603.25 : x
  2. Step 2: Convert to fraction form
    10,318.98/14,240.34 = 5,603.25/x
  3. Step 3: Cross multiply
    10,318.98x = 14,240.34 × 5,603.25
  4. Step 4: Simplify right side
    10,318.98x = 79,792,185.11
  5. Step 5: Solve for x
    x = 79,792,185.11/10,318.98
  6. Step 6: Final answer
    x = 7,732.57

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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.