Home / 6,384.63-9,563.09-3,090.81

Finding the Fourth Proportional to 6,384.63, 9,563.09 and 3,090.81

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Solution

The fourth proportional to 6,384.63, 9,563.09 and 3,090.81 is: 4,629.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384.63 : 9,563.09 = 3,090.81 : x
  2. Step 2: Convert to fraction form
    6,384.63/9,563.09 = 3,090.81/x
  3. Step 3: Cross multiply
    6,384.63x = 9,563.09 × 3,090.81
  4. Step 4: Simplify right side
    6,384.63x = 29,557,694.20
  5. Step 5: Solve for x
    x = 29,557,694.20/6,384.63
  6. Step 6: Final answer
    x = 4,629.51

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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.