Home / 3,623.34-5,436.23-1,158.51

Finding the Fourth Proportional to 3,623.34, 5,436.23 and 1,158.51

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Solution

The fourth proportional to 3,623.34, 5,436.23 and 1,158.51 is: 1,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.34 : 5,436.23 = 1,158.51 : x
  2. Step 2: Convert to fraction form
    3,623.34/5,436.23 = 1,158.51/x
  3. Step 3: Cross multiply
    3,623.34x = 5,436.23 × 1,158.51
  4. Step 4: Simplify right side
    3,623.34x = 6,297,921.02
  5. Step 5: Solve for x
    x = 6,297,921.02/3,623.34
  6. Step 6: Final answer
    x = 1,738.15

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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.