Home / 6,263.20-9,389.40-3,185.20

Finding the Fourth Proportional to 6,263.20, 9,389.40 and 3,185.20

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Solution

The fourth proportional to 6,263.20, 9,389.40 and 3,185.20 is: 4,775.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.20 : 9,389.40 = 3,185.20 : x
  2. Step 2: Convert to fraction form
    6,263.20/9,389.40 = 3,185.20/x
  3. Step 3: Cross multiply
    6,263.20x = 9,389.40 × 3,185.20
  4. Step 4: Simplify right side
    6,263.20x = 29,907,116.88
  5. Step 5: Solve for x
    x = 29,907,116.88/6,263.20
  6. Step 6: Final answer
    x = 4,775.05

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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.