Home / 4,271.98-6,409.23-1,270.11

Finding the Fourth Proportional to 4,271.98, 6,409.23 and 1,270.11

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Solution

The fourth proportional to 4,271.98, 6,409.23 and 1,270.11 is: 1,905.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.98 : 6,409.23 = 1,270.11 : x
  2. Step 2: Convert to fraction form
    4,271.98/6,409.23 = 1,270.11/x
  3. Step 3: Cross multiply
    4,271.98x = 6,409.23 × 1,270.11
  4. Step 4: Simplify right side
    4,271.98x = 8,140,427.12
  5. Step 5: Solve for x
    x = 8,140,427.12/4,271.98
  6. Step 6: Final answer
    x = 1,905.54

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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.