Home / 11,822.06-16,314.21-6,444.55

Finding the Fourth Proportional to 11,822.06, 16,314.21 and 6,444.55

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Solution

The fourth proportional to 11,822.06, 16,314.21 and 6,444.55 is: 8,893.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822.06 : 16,314.21 = 6,444.55 : x
  2. Step 2: Convert to fraction form
    11,822.06/16,314.21 = 6,444.55/x
  3. Step 3: Cross multiply
    11,822.06x = 16,314.21 × 6,444.55
  4. Step 4: Simplify right side
    11,822.06x = 105,137,742.06
  5. Step 5: Solve for x
    x = 105,137,742.06/11,822.06
  6. Step 6: Final answer
    x = 8,893.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.