Home / 2,770.41-4,152.38-1,124.76

Finding the Fourth Proportional to 2,770.41, 4,152.38 and 1,124.76

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Solution

The fourth proportional to 2,770.41, 4,152.38 and 1,124.76 is: 1,685.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770.41 : 4,152.38 = 1,124.76 : x
  2. Step 2: Convert to fraction form
    2,770.41/4,152.38 = 1,124.76/x
  3. Step 3: Cross multiply
    2,770.41x = 4,152.38 × 1,124.76
  4. Step 4: Simplify right side
    2,770.41x = 4,670,425.31
  5. Step 5: Solve for x
    x = 4,670,425.31/2,770.41
  6. Step 6: Final answer
    x = 1,685.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.