Home / 10,449.03-15,673.37-4,208.89

Finding the Fourth Proportional to 10,449.03, 15,673.37 and 4,208.89

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Solution

The fourth proportional to 10,449.03, 15,673.37 and 4,208.89 is: 6,313.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.03 : 15,673.37 = 4,208.89 : x
  2. Step 2: Convert to fraction form
    10,449.03/15,673.37 = 4,208.89/x
  3. Step 3: Cross multiply
    10,449.03x = 15,673.37 × 4,208.89
  4. Step 4: Simplify right side
    10,449.03x = 65,967,490.26
  5. Step 5: Solve for x
    x = 65,967,490.26/10,449.03
  6. Step 6: Final answer
    x = 6,313.26

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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.