Home / 6,603.41-9,111.74-3,950.25

Finding the Fourth Proportional to 6,603.41, 9,111.74 and 3,950.25

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Solution

The fourth proportional to 6,603.41, 9,111.74 and 3,950.25 is: 5,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.41 : 9,111.74 = 3,950.25 : x
  2. Step 2: Convert to fraction form
    6,603.41/9,111.74 = 3,950.25/x
  3. Step 3: Cross multiply
    6,603.41x = 9,111.74 × 3,950.25
  4. Step 4: Simplify right side
    6,603.41x = 35,993,631.18
  5. Step 5: Solve for x
    x = 35,993,631.18/6,603.41
  6. Step 6: Final answer
    x = 5,450.77

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1.5x scale

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.