Home / 7,972.09-11,001.22-4,435.22

Finding the Fourth Proportional to 7,972.09, 11,001.22 and 4,435.22

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Solution

The fourth proportional to 7,972.09, 11,001.22 and 4,435.22 is: 6,120.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972.09 : 11,001.22 = 4,435.22 : x
  2. Step 2: Convert to fraction form
    7,972.09/11,001.22 = 4,435.22/x
  3. Step 3: Cross multiply
    7,972.09x = 11,001.22 × 4,435.22
  4. Step 4: Simplify right side
    7,972.09x = 48,792,847.38
  5. Step 5: Solve for x
    x = 48,792,847.38/7,972.09
  6. Step 6: Final answer
    x = 6,120.46

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Half scale
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Double scale
Find fourth proportional to 7,973.09, 11,002.60 and 4,436.22
Similar ratio
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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.