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Finding the Fourth Proportional to 5,958.93, 8,931.51 and 4,375.38

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Solution

The fourth proportional to 5,958.93, 8,931.51 and 4,375.38 is: 6,558.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958.93 : 8,931.51 = 4,375.38 : x
  2. Step 2: Convert to fraction form
    5,958.93/8,931.51 = 4,375.38/x
  3. Step 3: Cross multiply
    5,958.93x = 8,931.51 × 4,375.38
  4. Step 4: Simplify right side
    5,958.93x = 39,078,750.22
  5. Step 5: Solve for x
    x = 39,078,750.22/5,958.93
  6. Step 6: Final answer
    x = 6,558.01

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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.