Home / 6,828.96-9,423.84-3,845.04

Finding the Fourth Proportional to 6,828.96, 9,423.84 and 3,845.04

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Solution

The fourth proportional to 6,828.96, 9,423.84 and 3,845.04 is: 5,306.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828.96 : 9,423.84 = 3,845.04 : x
  2. Step 2: Convert to fraction form
    6,828.96/9,423.84 = 3,845.04/x
  3. Step 3: Cross multiply
    6,828.96x = 9,423.84 × 3,845.04
  4. Step 4: Simplify right side
    6,828.96x = 36,235,041.75
  5. Step 5: Solve for x
    x = 36,235,041.75/6,828.96
  6. Step 6: Final answer
    x = 5,306.08

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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.