Home / 1,241.04-1,711.86-1,029.98

Finding the Fourth Proportional to 1,241.04, 1,711.86 and 1,029.98

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Solution

The fourth proportional to 1,241.04, 1,711.86 and 1,029.98 is: 1,420.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241.04 : 1,711.86 = 1,029.98 : x
  2. Step 2: Convert to fraction form
    1,241.04/1,711.86 = 1,029.98/x
  3. Step 3: Cross multiply
    1,241.04x = 1,711.86 × 1,029.98
  4. Step 4: Simplify right side
    1,241.04x = 1,763,181.56
  5. Step 5: Solve for x
    x = 1,763,181.56/1,241.04
  6. Step 6: Final answer
    x = 1,420.73

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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.