Home / 10,648.26-15,973.50-4,080

Finding the Fourth Proportional to 10,648.26, 15,973.50 and 4,080

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Solution

The fourth proportional to 10,648.26, 15,973.50 and 4,080 is: 6,120.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,648.26 : 15,973.50 = 4,080 : x
  2. Step 2: Convert to fraction form
    10,648.26/15,973.50 = 4,080/x
  3. Step 3: Cross multiply
    10,648.26x = 15,973.50 × 4,080
  4. Step 4: Simplify right side
    10,648.26x = 65,171,880
  5. Step 5: Solve for x
    x = 65,171,880/10,648.26
  6. Step 6: Final answer
    x = 6,120.43

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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.