Home / 1,940.60-2,895.49-1,802.96

Finding the Fourth Proportional to 1,940.60, 2,895.49 and 1,802.96

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Solution

The fourth proportional to 1,940.60, 2,895.49 and 1,802.96 is: 2,690.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940.60 : 2,895.49 = 1,802.96 : x
  2. Step 2: Convert to fraction form
    1,940.60/2,895.49 = 1,802.96/x
  3. Step 3: Cross multiply
    1,940.60x = 2,895.49 × 1,802.96
  4. Step 4: Simplify right side
    1,940.60x = 5,220,452.65
  5. Step 5: Solve for x
    x = 5,220,452.65/1,940.60
  6. Step 6: Final answer
    x = 2,690.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.