Home / 5,094.36-7,029.72-2,856.60

Finding the Fourth Proportional to 5,094.36, 7,029.72 and 2,856.60

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Solution

The fourth proportional to 5,094.36, 7,029.72 and 2,856.60 is: 3,941.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.36 : 7,029.72 = 2,856.60 : x
  2. Step 2: Convert to fraction form
    5,094.36/7,029.72 = 2,856.60/x
  3. Step 3: Cross multiply
    5,094.36x = 7,029.72 × 2,856.60
  4. Step 4: Simplify right side
    5,094.36x = 20,081,098.15
  5. Step 5: Solve for x
    x = 20,081,098.15/5,094.36
  6. Step 6: Final answer
    x = 3,941.83

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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.