Home / 6,603.41-9,905.57-1,923.45

Finding the Fourth Proportional to 6,603.41, 9,905.57 and 1,923.45

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Solution

The fourth proportional to 6,603.41, 9,905.57 and 1,923.45 is: 2,885.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.41 : 9,905.57 = 1,923.45 : x
  2. Step 2: Convert to fraction form
    6,603.41/9,905.57 = 1,923.45/x
  3. Step 3: Cross multiply
    6,603.41x = 9,905.57 × 1,923.45
  4. Step 4: Simplify right side
    6,603.41x = 19,052,907.23
  5. Step 5: Solve for x
    x = 19,052,907.23/6,603.41
  6. Step 6: Final answer
    x = 2,885.31

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1.5x scale

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.