Home / 5,865.36-8,094.40-3,212.88

Finding the Fourth Proportional to 5,865.36, 8,094.40 and 3,212.88

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Solution

The fourth proportional to 5,865.36, 8,094.40 and 3,212.88 is: 4,433.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.36 : 8,094.40 = 3,212.88 : x
  2. Step 2: Convert to fraction form
    5,865.36/8,094.40 = 3,212.88/x
  3. Step 3: Cross multiply
    5,865.36x = 8,094.40 × 3,212.88
  4. Step 4: Simplify right side
    5,865.36x = 26,006,335.87
  5. Step 5: Solve for x
    x = 26,006,335.87/5,865.36
  6. Step 6: Final answer
    x = 4,433.89

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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.