Home / 6,420.03-9,625.73-3,296.13

Finding the Fourth Proportional to 6,420.03, 9,625.73 and 3,296.13

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Solution

The fourth proportional to 6,420.03, 9,625.73 and 3,296.13 is: 4,941.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,420.03 : 9,625.73 = 3,296.13 : x
  2. Step 2: Convert to fraction form
    6,420.03/9,625.73 = 3,296.13/x
  3. Step 3: Cross multiply
    6,420.03x = 9,625.73 × 3,296.13
  4. Step 4: Simplify right side
    6,420.03x = 31,727,640.94
  5. Step 5: Solve for x
    x = 31,727,640.94/6,420.03
  6. Step 6: Final answer
    x = 4,941.98

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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.