Home / 6,263.10-9,388.35-3,138.30

Finding the Fourth Proportional to 6,263.10, 9,388.35 and 3,138.30

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Solution

The fourth proportional to 6,263.10, 9,388.35 and 3,138.30 is: 4,704.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.10 : 9,388.35 = 3,138.30 : x
  2. Step 2: Convert to fraction form
    6,263.10/9,388.35 = 3,138.30/x
  3. Step 3: Cross multiply
    6,263.10x = 9,388.35 × 3,138.30
  4. Step 4: Simplify right side
    6,263.10x = 29,463,458.81
  5. Step 5: Solve for x
    x = 29,463,458.81/6,263.10
  6. Step 6: Final answer
    x = 4,704.29

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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.