Home / 1,923.54-2,654.33-1,084.20

Finding the Fourth Proportional to 1,923.54, 2,654.33 and 1,084.20

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Solution

The fourth proportional to 1,923.54, 2,654.33 and 1,084.20 is: 1,496.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.54 : 2,654.33 = 1,084.20 : x
  2. Step 2: Convert to fraction form
    1,923.54/2,654.33 = 1,084.20/x
  3. Step 3: Cross multiply
    1,923.54x = 2,654.33 × 1,084.20
  4. Step 4: Simplify right side
    1,923.54x = 2,877,819.17
  5. Step 5: Solve for x
    x = 2,877,819.17/1,923.54
  6. Step 6: Final answer
    x = 1,496.11

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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.