Home / 5,235.98-7,853.96-1,948.64

Finding the Fourth Proportional to 5,235.98, 7,853.96 and 1,948.64

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Solution

The fourth proportional to 5,235.98, 7,853.96 and 1,948.64 is: 2,922.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,235.98 : 7,853.96 = 1,948.64 : x
  2. Step 2: Convert to fraction form
    5,235.98/7,853.96 = 1,948.64/x
  3. Step 3: Cross multiply
    5,235.98x = 7,853.96 × 1,948.64
  4. Step 4: Simplify right side
    5,235.98x = 15,304,540.61
  5. Step 5: Solve for x
    x = 15,304,540.61/5,235.98
  6. Step 6: Final answer
    x = 2,922.96

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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.