Home / 4,270.16-6,406.80-1,804.76

Finding the Fourth Proportional to 4,270.16, 6,406.80 and 1,804.76

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Solution

The fourth proportional to 4,270.16, 6,406.80 and 1,804.76 is: 2,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.16 : 6,406.80 = 1,804.76 : x
  2. Step 2: Convert to fraction form
    4,270.16/6,406.80 = 1,804.76/x
  3. Step 3: Cross multiply
    4,270.16x = 6,406.80 × 1,804.76
  4. Step 4: Simplify right side
    4,270.16x = 11,562,736.37
  5. Step 5: Solve for x
    x = 11,562,736.37/4,270.16
  6. Step 6: Final answer
    x = 2,707.80

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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.