Home / 2,742.06-3,783.33-1,562.70

Finding the Fourth Proportional to 2,742.06, 3,783.33 and 1,562.70

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Solution

The fourth proportional to 2,742.06, 3,783.33 and 1,562.70 is: 2,156.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.06 : 3,783.33 = 1,562.70 : x
  2. Step 2: Convert to fraction form
    2,742.06/3,783.33 = 1,562.70/x
  3. Step 3: Cross multiply
    2,742.06x = 3,783.33 × 1,562.70
  4. Step 4: Simplify right side
    2,742.06x = 5,912,209.79
  5. Step 5: Solve for x
    x = 5,912,209.79/2,742.06
  6. Step 6: Final answer
    x = 2,156.12

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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.