Home / 4,223.81-6,331.47-1,760.00

Finding the Fourth Proportional to 4,223.81, 6,331.47 and 1,760.00

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Solution

The fourth proportional to 4,223.81, 6,331.47 and 1,760.00 is: 2,638.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.81 : 6,331.47 = 1,760.00 : x
  2. Step 2: Convert to fraction form
    4,223.81/6,331.47 = 1,760.00/x
  3. Step 3: Cross multiply
    4,223.81x = 6,331.47 × 1,760.00
  4. Step 4: Simplify right side
    4,223.81x = 11,143,348.94
  5. Step 5: Solve for x
    x = 11,143,348.94/4,223.81
  6. Step 6: Final answer
    x = 2,638.22

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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.