Home / 3,551.98-5,326.89-1,242.94

Finding the Fourth Proportional to 3,551.98, 5,326.89 and 1,242.94

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Solution

The fourth proportional to 3,551.98, 5,326.89 and 1,242.94 is: 1,864.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.98 : 5,326.89 = 1,242.94 : x
  2. Step 2: Convert to fraction form
    3,551.98/5,326.89 = 1,242.94/x
  3. Step 3: Cross multiply
    3,551.98x = 5,326.89 × 1,242.94
  4. Step 4: Simplify right side
    3,551.98x = 6,620,986.68
  5. Step 5: Solve for x
    x = 6,620,986.68/3,551.98
  6. Step 6: Final answer
    x = 1,864.03

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1.5x scale

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.