Home / 5,556.96-8,334.65-1,859.11

Finding the Fourth Proportional to 5,556.96, 8,334.65 and 1,859.11

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Solution

The fourth proportional to 5,556.96, 8,334.65 and 1,859.11 is: 2,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.96 : 8,334.65 = 1,859.11 : x
  2. Step 2: Convert to fraction form
    5,556.96/8,334.65 = 1,859.11/x
  3. Step 3: Cross multiply
    5,556.96x = 8,334.65 × 1,859.11
  4. Step 4: Simplify right side
    5,556.96x = 15,495,014.97
  5. Step 5: Solve for x
    x = 15,495,014.97/5,556.96
  6. Step 6: Final answer
    x = 2,788.40

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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.