Home / 6,895.65-10,340.42-1,964.17

Finding the Fourth Proportional to 6,895.65, 10,340.42 and 1,964.17

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Solution

The fourth proportional to 6,895.65, 10,340.42 and 1,964.17 is: 2,945.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,895.65 : 10,340.42 = 1,964.17 : x
  2. Step 2: Convert to fraction form
    6,895.65/10,340.42 = 1,964.17/x
  3. Step 3: Cross multiply
    6,895.65x = 10,340.42 × 1,964.17
  4. Step 4: Simplify right side
    6,895.65x = 20,310,307.08
  5. Step 5: Solve for x
    x = 20,310,307.08/6,895.65
  6. Step 6: Final answer
    x = 2,945.38

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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.