Home / 2,058.25-2,840.39-1,126.75

Finding the Fourth Proportional to 2,058.25, 2,840.39 and 1,126.75

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Solution

The fourth proportional to 2,058.25, 2,840.39 and 1,126.75 is: 1,554.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058.25 : 2,840.39 = 1,126.75 : x
  2. Step 2: Convert to fraction form
    2,058.25/2,840.39 = 1,126.75/x
  3. Step 3: Cross multiply
    2,058.25x = 2,840.39 × 1,126.75
  4. Step 4: Simplify right side
    2,058.25x = 3,200,409.43
  5. Step 5: Solve for x
    x = 3,200,409.43/2,058.25
  6. Step 6: Final answer
    x = 1,554.92

Related Problems

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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.