Home / 8,943.98-13,406.85-4,012.30

Finding the Fourth Proportional to 8,943.98, 13,406.85 and 4,012.30

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Solution

The fourth proportional to 8,943.98, 13,406.85 and 4,012.30 is: 6,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.98 : 13,406.85 = 4,012.30 : x
  2. Step 2: Convert to fraction form
    8,943.98/13,406.85 = 4,012.30/x
  3. Step 3: Cross multiply
    8,943.98x = 13,406.85 × 4,012.30
  4. Step 4: Simplify right side
    8,943.98x = 53,792,304.26
  5. Step 5: Solve for x
    x = 53,792,304.26/8,943.98
  6. Step 6: Final answer
    x = 6,014.36

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1.5x scale

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.