Home / 6,865.41-10,278.66-4,518.36

Finding the Fourth Proportional to 6,865.41, 10,278.66 and 4,518.36

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Solution

The fourth proportional to 6,865.41, 10,278.66 and 4,518.36 is: 6,764.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,865.41 : 10,278.66 = 4,518.36 : x
  2. Step 2: Convert to fraction form
    6,865.41/10,278.66 = 4,518.36/x
  3. Step 3: Cross multiply
    6,865.41x = 10,278.66 × 4,518.36
  4. Step 4: Simplify right side
    6,865.41x = 46,442,703.14
  5. Step 5: Solve for x
    x = 46,442,703.14/6,865.41
  6. Step 6: Final answer
    x = 6,764.73

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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.