Home / 2,381.80-3,288.06-1,498.96

Finding the Fourth Proportional to 2,381.80, 3,288.06 and 1,498.96

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Solution

The fourth proportional to 2,381.80, 3,288.06 and 1,498.96 is: 2,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.80 : 3,288.06 = 1,498.96 : x
  2. Step 2: Convert to fraction form
    2,381.80/3,288.06 = 1,498.96/x
  3. Step 3: Cross multiply
    2,381.80x = 3,288.06 × 1,498.96
  4. Step 4: Simplify right side
    2,381.80x = 4,928,670.42
  5. Step 5: Solve for x
    x = 4,928,670.42/2,381.80
  6. Step 6: Final answer
    x = 2,069.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.