Home / 1,050.04-1,450.94-754.80

Finding the Fourth Proportional to 1,050.04, 1,450.94 and 754.80

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Solution

The fourth proportional to 1,050.04, 1,450.94 and 754.80 is: 1,042.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050.04 : 1,450.94 = 754.80 : x
  2. Step 2: Convert to fraction form
    1,050.04/1,450.94 = 754.80/x
  3. Step 3: Cross multiply
    1,050.04x = 1,450.94 × 754.80
  4. Step 4: Simplify right side
    1,050.04x = 1,095,169.51
  5. Step 5: Solve for x
    x = 1,095,169.51/1,050.04
  6. Step 6: Final answer
    x = 1,042.98

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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.