Home / 5,298.04-7,930.60-3,912.94

Finding the Fourth Proportional to 5,298.04, 7,930.60 and 3,912.94

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Solution

The fourth proportional to 5,298.04, 7,930.60 and 3,912.94 is: 5,857.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298.04 : 7,930.60 = 3,912.94 : x
  2. Step 2: Convert to fraction form
    5,298.04/7,930.60 = 3,912.94/x
  3. Step 3: Cross multiply
    5,298.04x = 7,930.60 × 3,912.94
  4. Step 4: Simplify right side
    5,298.04x = 31,031,961.96
  5. Step 5: Solve for x
    x = 31,031,961.96/5,298.04
  6. Step 6: Final answer
    x = 5,857.25

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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.