Home / 2,055.73-2,836.90-1,124.23

Finding the Fourth Proportional to 2,055.73, 2,836.90 and 1,124.23

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Solution

The fourth proportional to 2,055.73, 2,836.90 and 1,124.23 is: 1,551.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.73 : 2,836.90 = 1,124.23 : x
  2. Step 2: Convert to fraction form
    2,055.73/2,836.90 = 1,124.23/x
  3. Step 3: Cross multiply
    2,055.73x = 2,836.90 × 1,124.23
  4. Step 4: Simplify right side
    2,055.73x = 3,189,328.09
  5. Step 5: Solve for x
    x = 3,189,328.09/2,055.73
  6. Step 6: Final answer
    x = 1,551.43

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Half scale
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Double scale
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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.