Home / 7,328.26-10,971.66-6,636.22

Finding the Fourth Proportional to 7,328.26, 10,971.66 and 6,636.22

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Solution

The fourth proportional to 7,328.26, 10,971.66 and 6,636.22 is: 9,935.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.26 : 10,971.66 = 6,636.22 : x
  2. Step 2: Convert to fraction form
    7,328.26/10,971.66 = 6,636.22/x
  3. Step 3: Cross multiply
    7,328.26x = 10,971.66 × 6,636.22
  4. Step 4: Simplify right side
    7,328.26x = 72,810,349.53
  5. Step 5: Solve for x
    x = 72,810,349.53/7,328.26
  6. Step 6: Final answer
    x = 9,935.56

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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.