Home / 6,826.23-9,420.42-3,842.11

Finding the Fourth Proportional to 6,826.23, 9,420.42 and 3,842.11

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Solution

The fourth proportional to 6,826.23, 9,420.42 and 3,842.11 is: 5,302.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.23 : 9,420.42 = 3,842.11 : x
  2. Step 2: Convert to fraction form
    6,826.23/9,420.42 = 3,842.11/x
  3. Step 3: Cross multiply
    6,826.23x = 9,420.42 × 3,842.11
  4. Step 4: Simplify right side
    6,826.23x = 36,194,323.52
  5. Step 5: Solve for x
    x = 36,194,323.52/6,826.23
  6. Step 6: Final answer
    x = 5,302.24

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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.