Home / 6,826.98-9,421.61-4,173.63

Finding the Fourth Proportional to 6,826.98, 9,421.61 and 4,173.63

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Solution

The fourth proportional to 6,826.98, 9,421.61 and 4,173.63 is: 5,759.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.98 : 9,421.61 = 4,173.63 : x
  2. Step 2: Convert to fraction form
    6,826.98/9,421.61 = 4,173.63/x
  3. Step 3: Cross multiply
    6,826.98x = 9,421.61 × 4,173.63
  4. Step 4: Simplify right side
    6,826.98x = 39,322,314.14
  5. Step 5: Solve for x
    x = 39,322,314.14/6,826.98
  6. Step 6: Final answer
    x = 5,759.84

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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.