Home / 4,255.26-6,386.93-2,615.01

Finding the Fourth Proportional to 4,255.26, 6,386.93 and 2,615.01

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Solution

The fourth proportional to 4,255.26, 6,386.93 and 2,615.01 is: 3,924.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.26 : 6,386.93 = 2,615.01 : x
  2. Step 2: Convert to fraction form
    4,255.26/6,386.93 = 2,615.01/x
  3. Step 3: Cross multiply
    4,255.26x = 6,386.93 × 2,615.01
  4. Step 4: Simplify right side
    4,255.26x = 16,701,872.74
  5. Step 5: Solve for x
    x = 16,701,872.74/4,255.26
  6. Step 6: Final answer
    x = 3,924.99

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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.