Home / 6,778.12-10,169.58-2,394.40

Finding the Fourth Proportional to 6,778.12, 10,169.58 and 2,394.40

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Solution

The fourth proportional to 6,778.12, 10,169.58 and 2,394.40 is: 3,592.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.12 : 10,169.58 = 2,394.40 : x
  2. Step 2: Convert to fraction form
    6,778.12/10,169.58 = 2,394.40/x
  3. Step 3: Cross multiply
    6,778.12x = 10,169.58 × 2,394.40
  4. Step 4: Simplify right side
    6,778.12x = 24,350,042.35
  5. Step 5: Solve for x
    x = 24,350,042.35/6,778.12
  6. Step 6: Final answer
    x = 3,592.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.