Home / 6,669.48-10,005.58-2,287.28

Finding the Fourth Proportional to 6,669.48, 10,005.58 and 2,287.28

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Solution

The fourth proportional to 6,669.48, 10,005.58 and 2,287.28 is: 3,431.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669.48 : 10,005.58 = 2,287.28 : x
  2. Step 2: Convert to fraction form
    6,669.48/10,005.58 = 2,287.28/x
  3. Step 3: Cross multiply
    6,669.48x = 10,005.58 × 2,287.28
  4. Step 4: Simplify right side
    6,669.48x = 22,885,563.02
  5. Step 5: Solve for x
    x = 22,885,563.02/6,669.48
  6. Step 6: Final answer
    x = 3,431.39

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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.