Home / 3,556.86-5,337.91-1,709.04

Finding the Fourth Proportional to 3,556.86, 5,337.91 and 1,709.04

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Solution

The fourth proportional to 3,556.86, 5,337.91 and 1,709.04 is: 2,564.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.86 : 5,337.91 = 1,709.04 : x
  2. Step 2: Convert to fraction form
    3,556.86/5,337.91 = 1,709.04/x
  3. Step 3: Cross multiply
    3,556.86x = 5,337.91 × 1,709.04
  4. Step 4: Simplify right side
    3,556.86x = 9,122,701.71
  5. Step 5: Solve for x
    x = 9,122,701.71/3,556.86
  6. Step 6: Final answer
    x = 2,564.82

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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.