Home / 12,466.44-17,205.08-7,161.16

Finding the Fourth Proportional to 12,466.44, 17,205.08 and 7,161.16

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Solution

The fourth proportional to 12,466.44, 17,205.08 and 7,161.16 is: 9,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,466.44 : 17,205.08 = 7,161.16 : x
  2. Step 2: Convert to fraction form
    12,466.44/17,205.08 = 7,161.16/x
  3. Step 3: Cross multiply
    12,466.44x = 17,205.08 × 7,161.16
  4. Step 4: Simplify right side
    12,466.44x = 123,208,330.69
  5. Step 5: Solve for x
    x = 123,208,330.69/12,466.44
  6. Step 6: Final answer
    x = 9,883.20

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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.