Home / 6,413.31-9,621.41-2,031.03

Finding the Fourth Proportional to 6,413.31, 9,621.41 and 2,031.03

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Solution

The fourth proportional to 6,413.31, 9,621.41 and 2,031.03 is: 3,047.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.31 : 9,621.41 = 2,031.03 : x
  2. Step 2: Convert to fraction form
    6,413.31/9,621.41 = 2,031.03/x
  3. Step 3: Cross multiply
    6,413.31x = 9,621.41 × 2,031.03
  4. Step 4: Simplify right side
    6,413.31x = 19,541,362.20
  5. Step 5: Solve for x
    x = 19,541,362.20/6,413.31
  6. Step 6: Final answer
    x = 3,047.00

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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.