Home / 5,063.36-6,986.82-2,825.36

Finding the Fourth Proportional to 5,063.36, 6,986.82 and 2,825.36

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Solution

The fourth proportional to 5,063.36, 6,986.82 and 2,825.36 is: 3,898.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,063.36 : 6,986.82 = 2,825.36 : x
  2. Step 2: Convert to fraction form
    5,063.36/6,986.82 = 2,825.36/x
  3. Step 3: Cross multiply
    5,063.36x = 6,986.82 × 2,825.36
  4. Step 4: Simplify right side
    5,063.36x = 19,740,281.76
  5. Step 5: Solve for x
    x = 19,740,281.76/5,063.36
  6. Step 6: Final answer
    x = 3,898.65

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1.5x scale

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.