Home / 5,830.21-8,731.40-3,193.76

Finding the Fourth Proportional to 5,830.21, 8,731.40 and 3,193.76

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Solution

The fourth proportional to 5,830.21, 8,731.40 and 3,193.76 is: 4,783.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,830.21 : 8,731.40 = 3,193.76 : x
  2. Step 2: Convert to fraction form
    5,830.21/8,731.40 = 3,193.76/x
  3. Step 3: Cross multiply
    5,830.21x = 8,731.40 × 3,193.76
  4. Step 4: Simplify right side
    5,830.21x = 27,886,001.92
  5. Step 5: Solve for x
    x = 27,886,001.92/5,830.21
  6. Step 6: Final answer
    x = 4,783.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.