Home / 1,829.48-2,739.86-1,057.64

Finding the Fourth Proportional to 1,829.48, 2,739.86 and 1,057.64

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Solution

The fourth proportional to 1,829.48, 2,739.86 and 1,057.64 is: 1,583.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829.48 : 2,739.86 = 1,057.64 : x
  2. Step 2: Convert to fraction form
    1,829.48/2,739.86 = 1,057.64/x
  3. Step 3: Cross multiply
    1,829.48x = 2,739.86 × 1,057.64
  4. Step 4: Simplify right side
    1,829.48x = 2,897,785.53
  5. Step 5: Solve for x
    x = 2,897,785.53/1,829.48
  6. Step 6: Final answer
    x = 1,583.94

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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.