Home / 5,556.88-8,336.58-1,859.32

Finding the Fourth Proportional to 5,556.88, 8,336.58 and 1,859.32

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Solution

The fourth proportional to 5,556.88, 8,336.58 and 1,859.32 is: 2,789.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.88 : 8,336.58 = 1,859.32 : x
  2. Step 2: Convert to fraction form
    5,556.88/8,336.58 = 1,859.32/x
  3. Step 3: Cross multiply
    5,556.88x = 8,336.58 × 1,859.32
  4. Step 4: Simplify right side
    5,556.88x = 15,500,369.93
  5. Step 5: Solve for x
    x = 15,500,369.93/5,556.88
  6. Step 6: Final answer
    x = 2,789.40

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1.5x scale

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.