Home / 6,384.48-9,579.60-3,459.36

Finding the Fourth Proportional to 6,384.48, 9,579.60 and 3,459.36

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Solution

The fourth proportional to 6,384.48, 9,579.60 and 3,459.36 is: 5,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384.48 : 9,579.60 = 3,459.36 : x
  2. Step 2: Convert to fraction form
    6,384.48/9,579.60 = 3,459.36/x
  3. Step 3: Cross multiply
    6,384.48x = 9,579.60 × 3,459.36
  4. Step 4: Simplify right side
    6,384.48x = 33,139,285.06
  5. Step 5: Solve for x
    x = 33,139,285.06/6,384.48
  6. Step 6: Final answer
    x = 5,190.60

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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.