Home / 2,058.24-2,840.34-1,126.74

Finding the Fourth Proportional to 2,058.24, 2,840.34 and 1,126.74

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Solution

The fourth proportional to 2,058.24, 2,840.34 and 1,126.74 is: 1,554.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058.24 : 2,840.34 = 1,126.74 : x
  2. Step 2: Convert to fraction form
    2,058.24/2,840.34 = 1,126.74/x
  3. Step 3: Cross multiply
    2,058.24x = 2,840.34 × 1,126.74
  4. Step 4: Simplify right side
    2,058.24x = 3,200,324.69
  5. Step 5: Solve for x
    x = 3,200,324.69/2,058.24
  6. Step 6: Final answer
    x = 1,554.88

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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.