Home / 2,701.86-4,052.96-1,140.31

Finding the Fourth Proportional to 2,701.86, 4,052.96 and 1,140.31

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Solution

The fourth proportional to 2,701.86, 4,052.96 and 1,140.31 is: 1,710.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,701.86 : 4,052.96 = 1,140.31 : x
  2. Step 2: Convert to fraction form
    2,701.86/4,052.96 = 1,140.31/x
  3. Step 3: Cross multiply
    2,701.86x = 4,052.96 × 1,140.31
  4. Step 4: Simplify right side
    2,701.86x = 4,621,630.82
  5. Step 5: Solve for x
    x = 4,621,630.82/2,701.86
  6. Step 6: Final answer
    x = 1,710.54

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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.