Home / 6,271.20-9,406.80-2,375.46

Finding the Fourth Proportional to 6,271.20, 9,406.80 and 2,375.46

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Solution

The fourth proportional to 6,271.20, 9,406.80 and 2,375.46 is: 3,563.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.20 : 9,406.80 = 2,375.46 : x
  2. Step 2: Convert to fraction form
    6,271.20/9,406.80 = 2,375.46/x
  3. Step 3: Cross multiply
    6,271.20x = 9,406.80 × 2,375.46
  4. Step 4: Simplify right side
    6,271.20x = 22,345,477.13
  5. Step 5: Solve for x
    x = 22,345,477.13/6,271.20
  6. Step 6: Final answer
    x = 3,563.19

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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.