Home / 2,675.86-3,693.76-1,767.24

Finding the Fourth Proportional to 2,675.86, 3,693.76 and 1,767.24

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Solution

The fourth proportional to 2,675.86, 3,693.76 and 1,767.24 is: 2,439.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675.86 : 3,693.76 = 1,767.24 : x
  2. Step 2: Convert to fraction form
    2,675.86/3,693.76 = 1,767.24/x
  3. Step 3: Cross multiply
    2,675.86x = 3,693.76 × 1,767.24
  4. Step 4: Simplify right side
    2,675.86x = 6,527,756.00
  5. Step 5: Solve for x
    x = 6,527,756.00/2,675.86
  6. Step 6: Final answer
    x = 2,439.50

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Why These Related Problems?

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