Home / 5,063.07-6,986.96-2,825.20

Finding the Fourth Proportional to 5,063.07, 6,986.96 and 2,825.20

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Solution

The fourth proportional to 5,063.07, 6,986.96 and 2,825.20 is: 3,898.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,063.07 : 6,986.96 = 2,825.20 : x
  2. Step 2: Convert to fraction form
    5,063.07/6,986.96 = 2,825.20/x
  3. Step 3: Cross multiply
    5,063.07x = 6,986.96 × 2,825.20
  4. Step 4: Simplify right side
    5,063.07x = 19,739,525.29
  5. Step 5: Solve for x
    x = 19,739,525.29/5,063.07
  6. Step 6: Final answer
    x = 3,898.72

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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.