Home / 10,571.85-15,846.33-6,876.72

Finding the Fourth Proportional to 10,571.85, 15,846.33 and 6,876.72

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Solution

The fourth proportional to 10,571.85, 15,846.33 and 6,876.72 is: 10,307.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571.85 : 15,846.33 = 6,876.72 : x
  2. Step 2: Convert to fraction form
    10,571.85/15,846.33 = 6,876.72/x
  3. Step 3: Cross multiply
    10,571.85x = 15,846.33 × 6,876.72
  4. Step 4: Simplify right side
    10,571.85x = 108,970,774.44
  5. Step 5: Solve for x
    x = 108,970,774.44/10,571.85
  6. Step 6: Final answer
    x = 10,307.64

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1.5x scale

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.