Home / 5,756.63-8,636.78-2,056.35

Finding the Fourth Proportional to 5,756.63, 8,636.78 and 2,056.35

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Solution

The fourth proportional to 5,756.63, 8,636.78 and 2,056.35 is: 3,085.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,756.63 : 8,636.78 = 2,056.35 : x
  2. Step 2: Convert to fraction form
    5,756.63/8,636.78 = 2,056.35/x
  3. Step 3: Cross multiply
    5,756.63x = 8,636.78 × 2,056.35
  4. Step 4: Simplify right side
    5,756.63x = 17,760,247.69
  5. Step 5: Solve for x
    x = 17,760,247.69/5,756.63
  6. Step 6: Final answer
    x = 3,085.18

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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.