Home / 6,895.86-10,342.22-1,965.39

Finding the Fourth Proportional to 6,895.86, 10,342.22 and 1,965.39

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Solution

The fourth proportional to 6,895.86, 10,342.22 and 1,965.39 is: 2,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895.86 : 10,342.22 = 1,965.39 : x
  2. Step 2: Convert to fraction form
    6,895.86/10,342.22 = 1,965.39/x
  3. Step 3: Cross multiply
    6,895.86x = 10,342.22 × 1,965.39
  4. Step 4: Simplify right side
    6,895.86x = 20,326,500.68
  5. Step 5: Solve for x
    x = 20,326,500.68/6,895.86
  6. Step 6: Final answer
    x = 2,947.64

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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.