Home / 9,495.28-13,100.90-6,511.85

Finding the Fourth Proportional to 9,495.28, 13,100.90 and 6,511.85

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Solution

The fourth proportional to 9,495.28, 13,100.90 and 6,511.85 is: 8,984.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,495.28 : 13,100.90 = 6,511.85 : x
  2. Step 2: Convert to fraction form
    9,495.28/13,100.90 = 6,511.85/x
  3. Step 3: Cross multiply
    9,495.28x = 13,100.90 × 6,511.85
  4. Step 4: Simplify right side
    9,495.28x = 85,310,997.60
  5. Step 5: Solve for x
    x = 85,310,997.60/9,495.28
  6. Step 6: Final answer
    x = 8,984.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.