Home / 6,638.24-9,937.56-4,033.28

Finding the Fourth Proportional to 6,638.24, 9,937.56 and 4,033.28

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Solution

The fourth proportional to 6,638.24, 9,937.56 and 4,033.28 is: 6,037.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,638.24 : 9,937.56 = 4,033.28 : x
  2. Step 2: Convert to fraction form
    6,638.24/9,937.56 = 4,033.28/x
  3. Step 3: Cross multiply
    6,638.24x = 9,937.56 × 4,033.28
  4. Step 4: Simplify right side
    6,638.24x = 40,080,962.00
  5. Step 5: Solve for x
    x = 40,080,962.00/6,638.24
  6. Step 6: Final answer
    x = 6,037.89

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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.