Home / 6,511.06-9,770.64-4,432.60

Finding the Fourth Proportional to 6,511.06, 9,770.64 and 4,432.60

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Solution

The fourth proportional to 6,511.06, 9,770.64 and 4,432.60 is: 6,651.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511.06 : 9,770.64 = 4,432.60 : x
  2. Step 2: Convert to fraction form
    6,511.06/9,770.64 = 4,432.60/x
  3. Step 3: Cross multiply
    6,511.06x = 9,770.64 × 4,432.60
  4. Step 4: Simplify right side
    6,511.06x = 43,309,338.86
  5. Step 5: Solve for x
    x = 43,309,338.86/6,511.06
  6. Step 6: Final answer
    x = 6,651.66

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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.