Home / 2,761.02-3,810.24-1,582.79

Finding the Fourth Proportional to 2,761.02, 3,810.24 and 1,582.79

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Solution

The fourth proportional to 2,761.02, 3,810.24 and 1,582.79 is: 2,184.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761.02 : 3,810.24 = 1,582.79 : x
  2. Step 2: Convert to fraction form
    2,761.02/3,810.24 = 1,582.79/x
  3. Step 3: Cross multiply
    2,761.02x = 3,810.24 × 1,582.79
  4. Step 4: Simplify right side
    2,761.02x = 6,030,790.72
  5. Step 5: Solve for x
    x = 6,030,790.72/2,761.02
  6. Step 6: Final answer
    x = 2,184.26

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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.