Home / 10,504.35-15,751.80-3,106.26

Finding the Fourth Proportional to 10,504.35, 15,751.80 and 3,106.26

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Solution

The fourth proportional to 10,504.35, 15,751.80 and 3,106.26 is: 4,657.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,504.35 : 15,751.80 = 3,106.26 : x
  2. Step 2: Convert to fraction form
    10,504.35/15,751.80 = 3,106.26/x
  3. Step 3: Cross multiply
    10,504.35x = 15,751.80 × 3,106.26
  4. Step 4: Simplify right side
    10,504.35x = 48,929,186.27
  5. Step 5: Solve for x
    x = 48,929,186.27/10,504.35
  6. Step 6: Final answer
    x = 4,657.99

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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.