Home / 6,603.32-9,895.50-3,971.90

Finding the Fourth Proportional to 6,603.32, 9,895.50 and 3,971.90

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Solution

The fourth proportional to 6,603.32, 9,895.50 and 3,971.90 is: 5,952.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.32 : 9,895.50 = 3,971.90 : x
  2. Step 2: Convert to fraction form
    6,603.32/9,895.50 = 3,971.90/x
  3. Step 3: Cross multiply
    6,603.32x = 9,895.50 × 3,971.90
  4. Step 4: Simplify right side
    6,603.32x = 39,303,936.45
  5. Step 5: Solve for x
    x = 39,303,936.45/6,603.32
  6. Step 6: Final answer
    x = 5,952.15

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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.