Home / 7,804.26-11,692.35-4,290.48

Finding the Fourth Proportional to 7,804.26, 11,692.35 and 4,290.48

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Solution

The fourth proportional to 7,804.26, 11,692.35 and 4,290.48 is: 6,428.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,804.26 : 11,692.35 = 4,290.48 : x
  2. Step 2: Convert to fraction form
    7,804.26/11,692.35 = 4,290.48/x
  3. Step 3: Cross multiply
    7,804.26x = 11,692.35 × 4,290.48
  4. Step 4: Simplify right side
    7,804.26x = 50,165,793.83
  5. Step 5: Solve for x
    x = 50,165,793.83/7,804.26
  6. Step 6: Final answer
    x = 6,428.00

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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.