Home / 3,708.64-5,556.56-2,607.84

Finding the Fourth Proportional to 3,708.64, 5,556.56 and 2,607.84

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Solution

The fourth proportional to 3,708.64, 5,556.56 and 2,607.84 is: 3,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.64 : 5,556.56 = 2,607.84 : x
  2. Step 2: Convert to fraction form
    3,708.64/5,556.56 = 2,607.84/x
  3. Step 3: Cross multiply
    3,708.64x = 5,556.56 × 2,607.84
  4. Step 4: Simplify right side
    3,708.64x = 14,490,619.43
  5. Step 5: Solve for x
    x = 14,490,619.43/3,708.64
  6. Step 6: Final answer
    x = 3,907.26

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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.