Home / 9,216.03-13,840.71-8,474.29

Finding the Fourth Proportional to 9,216.03, 13,840.71 and 8,474.29

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Solution

The fourth proportional to 9,216.03, 13,840.71 and 8,474.29 is: 12,726.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,216.03 : 13,840.71 = 8,474.29 : x
  2. Step 2: Convert to fraction form
    9,216.03/13,840.71 = 8,474.29/x
  3. Step 3: Cross multiply
    9,216.03x = 13,840.71 × 8,474.29
  4. Step 4: Simplify right side
    9,216.03x = 117,290,190.35
  5. Step 5: Solve for x
    x = 117,290,190.35/9,216.03
  6. Step 6: Final answer
    x = 12,726.76

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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.