Home / 2,060.92-2,844.08-1,129.40

Finding the Fourth Proportional to 2,060.92, 2,844.08 and 1,129.40

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Solution

The fourth proportional to 2,060.92, 2,844.08 and 1,129.40 is: 1,558.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,060.92 : 2,844.08 = 1,129.40 : x
  2. Step 2: Convert to fraction form
    2,060.92/2,844.08 = 1,129.40/x
  3. Step 3: Cross multiply
    2,060.92x = 2,844.08 × 1,129.40
  4. Step 4: Simplify right side
    2,060.92x = 3,212,103.95
  5. Step 5: Solve for x
    x = 3,212,103.95/2,060.92
  6. Step 6: Final answer
    x = 1,558.58

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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.