Home / 4,430.48-6,625.89-3,939.92

Finding the Fourth Proportional to 4,430.48, 6,625.89 and 3,939.92

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Solution

The fourth proportional to 4,430.48, 6,625.89 and 3,939.92 is: 5,892.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,430.48 : 6,625.89 = 3,939.92 : x
  2. Step 2: Convert to fraction form
    4,430.48/6,625.89 = 3,939.92/x
  3. Step 3: Cross multiply
    4,430.48x = 6,625.89 × 3,939.92
  4. Step 4: Simplify right side
    4,430.48x = 26,105,476.53
  5. Step 5: Solve for x
    x = 26,105,476.53/4,430.48
  6. Step 6: Final answer
    x = 5,892.25

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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.