Home / 4,522.34-6,782.82-1,235.70

Finding the Fourth Proportional to 4,522.34, 6,782.82 and 1,235.70

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Solution

The fourth proportional to 4,522.34, 6,782.82 and 1,235.70 is: 1,853.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522.34 : 6,782.82 = 1,235.70 : x
  2. Step 2: Convert to fraction form
    4,522.34/6,782.82 = 1,235.70/x
  3. Step 3: Cross multiply
    4,522.34x = 6,782.82 × 1,235.70
  4. Step 4: Simplify right side
    4,522.34x = 8,381,530.67
  5. Step 5: Solve for x
    x = 8,381,530.67/4,522.34
  6. Step 6: Final answer
    x = 1,853.36

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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.