Home / 7,054.31-10,583.22-2,123.84

Finding the Fourth Proportional to 7,054.31, 10,583.22 and 2,123.84

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Solution

The fourth proportional to 7,054.31, 10,583.22 and 2,123.84 is: 3,186.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,054.31 : 10,583.22 = 2,123.84 : x
  2. Step 2: Convert to fraction form
    7,054.31/10,583.22 = 2,123.84/x
  3. Step 3: Cross multiply
    7,054.31x = 10,583.22 × 2,123.84
  4. Step 4: Simplify right side
    7,054.31x = 22,477,013.05
  5. Step 5: Solve for x
    x = 22,477,013.05/7,054.31
  6. Step 6: Final answer
    x = 3,186.28

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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.