Home / 6,778.40-10,165.94-1,848.06

Finding the Fourth Proportional to 6,778.40, 10,165.94 and 1,848.06

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Solution

The fourth proportional to 6,778.40, 10,165.94 and 1,848.06 is: 2,771.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.40 : 10,165.94 = 1,848.06 : x
  2. Step 2: Convert to fraction form
    6,778.40/10,165.94 = 1,848.06/x
  3. Step 3: Cross multiply
    6,778.40x = 10,165.94 × 1,848.06
  4. Step 4: Simplify right side
    6,778.40x = 18,787,267.08
  5. Step 5: Solve for x
    x = 18,787,267.08/6,778.40
  6. Step 6: Final answer
    x = 2,771.64

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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.