Home / 1,794.31-2,476.99-1,197.80

Finding the Fourth Proportional to 1,794.31, 2,476.99 and 1,197.80

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Solution

The fourth proportional to 1,794.31, 2,476.99 and 1,197.80 is: 1,653.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794.31 : 2,476.99 = 1,197.80 : x
  2. Step 2: Convert to fraction form
    1,794.31/2,476.99 = 1,197.80/x
  3. Step 3: Cross multiply
    1,794.31x = 2,476.99 × 1,197.80
  4. Step 4: Simplify right side
    1,794.31x = 2,966,938.62
  5. Step 5: Solve for x
    x = 2,966,938.62/1,794.31
  6. Step 6: Final answer
    x = 1,653.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.