Home / 1,923.48-2,654.43-1,084.23

Finding the Fourth Proportional to 1,923.48, 2,654.43 and 1,084.23

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Solution

The fourth proportional to 1,923.48, 2,654.43 and 1,084.23 is: 1,496.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.48 : 2,654.43 = 1,084.23 : x
  2. Step 2: Convert to fraction form
    1,923.48/2,654.43 = 1,084.23/x
  3. Step 3: Cross multiply
    1,923.48x = 2,654.43 × 1,084.23
  4. Step 4: Simplify right side
    1,923.48x = 2,878,012.64
  5. Step 5: Solve for x
    x = 2,878,012.64/1,923.48
  6. Step 6: Final answer
    x = 1,496.25

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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.