Home / 5,407.14-8,110.00-1,709.74

Finding the Fourth Proportional to 5,407.14, 8,110.00 and 1,709.74

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Solution

The fourth proportional to 5,407.14, 8,110.00 and 1,709.74 is: 2,564.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,407.14 : 8,110.00 = 1,709.74 : x
  2. Step 2: Convert to fraction form
    5,407.14/8,110.00 = 1,709.74/x
  3. Step 3: Cross multiply
    5,407.14x = 8,110.00 × 1,709.74
  4. Step 4: Simplify right side
    5,407.14x = 13,865,942.30
  5. Step 5: Solve for x
    x = 13,865,942.30/5,407.14
  6. Step 6: Final answer
    x = 2,564.38

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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.