Home / 7,464.98-11,197.59-1,918.20

Finding the Fourth Proportional to 7,464.98, 11,197.59 and 1,918.20

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Solution

The fourth proportional to 7,464.98, 11,197.59 and 1,918.20 is: 2,877.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,464.98 : 11,197.59 = 1,918.20 : x
  2. Step 2: Convert to fraction form
    7,464.98/11,197.59 = 1,918.20/x
  3. Step 3: Cross multiply
    7,464.98x = 11,197.59 × 1,918.20
  4. Step 4: Simplify right side
    7,464.98x = 21,479,207.55
  5. Step 5: Solve for x
    x = 21,479,207.55/7,464.98
  6. Step 6: Final answer
    x = 2,877.33

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Similar ratio
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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.