Home / 5,394.59-8,076.67-2,855.93

Finding the Fourth Proportional to 5,394.59, 8,076.67 and 2,855.93

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Solution

The fourth proportional to 5,394.59, 8,076.67 and 2,855.93 is: 4,275.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.59 : 8,076.67 = 2,855.93 : x
  2. Step 2: Convert to fraction form
    5,394.59/8,076.67 = 2,855.93/x
  3. Step 3: Cross multiply
    5,394.59x = 8,076.67 × 2,855.93
  4. Step 4: Simplify right side
    5,394.59x = 23,066,389.87
  5. Step 5: Solve for x
    x = 23,066,389.87/5,394.59
  6. Step 6: Final answer
    x = 4,275.84

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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.