Home / 4,379.38-6,570.01-1,259.36

Finding the Fourth Proportional to 4,379.38, 6,570.01 and 1,259.36

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Solution

The fourth proportional to 4,379.38, 6,570.01 and 1,259.36 is: 1,889.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.38 : 6,570.01 = 1,259.36 : x
  2. Step 2: Convert to fraction form
    4,379.38/6,570.01 = 1,259.36/x
  3. Step 3: Cross multiply
    4,379.38x = 6,570.01 × 1,259.36
  4. Step 4: Simplify right side
    4,379.38x = 8,274,007.79
  5. Step 5: Solve for x
    x = 8,274,007.79/4,379.38
  6. Step 6: Final answer
    x = 1,889.31

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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.