Home / 1,829.43-2,739.47-1,006.81

Finding the Fourth Proportional to 1,829.43, 2,739.47 and 1,006.81

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Solution

The fourth proportional to 1,829.43, 2,739.47 and 1,006.81 is: 1,507.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.43 : 2,739.47 = 1,006.81 : x
  2. Step 2: Convert to fraction form
    1,829.43/2,739.47 = 1,006.81/x
  3. Step 3: Cross multiply
    1,829.43x = 2,739.47 × 1,006.81
  4. Step 4: Simplify right side
    1,829.43x = 2,758,113.91
  5. Step 5: Solve for x
    x = 2,758,113.91/1,829.43
  6. Step 6: Final answer
    x = 1,507.64

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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.