Home / 2,038.58-3,058.40-943.73

Finding the Fourth Proportional to 2,038.58, 3,058.40 and 943.73

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Solution

The fourth proportional to 2,038.58, 3,058.40 and 943.73 is: 1,415.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.58 : 3,058.40 = 943.73 : x
  2. Step 2: Convert to fraction form
    2,038.58/3,058.40 = 943.73/x
  3. Step 3: Cross multiply
    2,038.58x = 3,058.40 × 943.73
  4. Step 4: Simplify right side
    2,038.58x = 2,886,303.83
  5. Step 5: Solve for x
    x = 2,886,303.83/2,038.58
  6. Step 6: Final answer
    x = 1,415.84

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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.