Home / 4,270.10-6,405.81-1,804.70

Finding the Fourth Proportional to 4,270.10, 6,405.81 and 1,804.70

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Solution

The fourth proportional to 4,270.10, 6,405.81 and 1,804.70 is: 2,707.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.10 : 6,405.81 = 1,804.70 : x
  2. Step 2: Convert to fraction form
    4,270.10/6,405.81 = 1,804.70/x
  3. Step 3: Cross multiply
    4,270.10x = 6,405.81 × 1,804.70
  4. Step 4: Simplify right side
    4,270.10x = 11,560,565.31
  5. Step 5: Solve for x
    x = 11,560,565.31/4,270.10
  6. Step 6: Final answer
    x = 2,707.33

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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.