Home / 11,123.95-16,688.52-3,226.63

Finding the Fourth Proportional to 11,123.95, 16,688.52 and 3,226.63

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Solution

The fourth proportional to 11,123.95, 16,688.52 and 3,226.63 is: 4,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,123.95 : 16,688.52 = 3,226.63 : x
  2. Step 2: Convert to fraction form
    11,123.95/16,688.52 = 3,226.63/x
  3. Step 3: Cross multiply
    11,123.95x = 16,688.52 × 3,226.63
  4. Step 4: Simplify right side
    11,123.95x = 53,847,679.29
  5. Step 5: Solve for x
    x = 53,847,679.29/11,123.95
  6. Step 6: Final answer
    x = 4,840.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.