Home / 6,895.62-10,345.05-1,965.33

Finding the Fourth Proportional to 6,895.62, 10,345.05 and 1,965.33

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Solution

The fourth proportional to 6,895.62, 10,345.05 and 1,965.33 is: 2,948.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895.62 : 10,345.05 = 1,965.33 : x
  2. Step 2: Convert to fraction form
    6,895.62/10,345.05 = 1,965.33/x
  3. Step 3: Cross multiply
    6,895.62x = 10,345.05 × 1,965.33
  4. Step 4: Simplify right side
    6,895.62x = 20,331,437.12
  5. Step 5: Solve for x
    x = 20,331,437.12/6,895.62
  6. Step 6: Final answer
    x = 2,948.46

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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.