Home / 9,501.39-13,099.62-6,511.88

Finding the Fourth Proportional to 9,501.39, 13,099.62 and 6,511.88

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Solution

The fourth proportional to 9,501.39, 13,099.62 and 6,511.88 is: 8,977.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,501.39 : 13,099.62 = 6,511.88 : x
  2. Step 2: Convert to fraction form
    9,501.39/13,099.62 = 6,511.88/x
  3. Step 3: Cross multiply
    9,501.39x = 13,099.62 × 6,511.88
  4. Step 4: Simplify right side
    9,501.39x = 85,303,087.99
  5. Step 5: Solve for x
    x = 85,303,087.99/9,501.39
  6. Step 6: Final answer
    x = 8,977.96

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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.