Home / 3,018.06-4,529.52-1,558.44

Finding the Fourth Proportional to 3,018.06, 4,529.52 and 1,558.44

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Solution

The fourth proportional to 3,018.06, 4,529.52 and 1,558.44 is: 2,338.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.06 : 4,529.52 = 1,558.44 : x
  2. Step 2: Convert to fraction form
    3,018.06/4,529.52 = 1,558.44/x
  3. Step 3: Cross multiply
    3,018.06x = 4,529.52 × 1,558.44
  4. Step 4: Simplify right side
    3,018.06x = 7,058,985.15
  5. Step 5: Solve for x
    x = 7,058,985.15/3,018.06
  6. Step 6: Final answer
    x = 2,338.91

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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.