Home / 2,688.43-4,034.85-2,376.93

Finding the Fourth Proportional to 2,688.43, 4,034.85 and 2,376.93

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Solution

The fourth proportional to 2,688.43, 4,034.85 and 2,376.93 is: 3,567.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688.43 : 4,034.85 = 2,376.93 : x
  2. Step 2: Convert to fraction form
    2,688.43/4,034.85 = 2,376.93/x
  3. Step 3: Cross multiply
    2,688.43x = 4,034.85 × 2,376.93
  4. Step 4: Simplify right side
    2,688.43x = 9,590,556.01
  5. Step 5: Solve for x
    x = 9,590,556.01/2,688.43
  6. Step 6: Final answer
    x = 3,567.34

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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.