Home / 5,548.49-7,656.57-3,030.09

Finding the Fourth Proportional to 5,548.49, 7,656.57 and 3,030.09

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Solution

The fourth proportional to 5,548.49, 7,656.57 and 3,030.09 is: 4,181.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.49 : 7,656.57 = 3,030.09 : x
  2. Step 2: Convert to fraction form
    5,548.49/7,656.57 = 3,030.09/x
  3. Step 3: Cross multiply
    5,548.49x = 7,656.57 × 3,030.09
  4. Step 4: Simplify right side
    5,548.49x = 23,200,057.91
  5. Step 5: Solve for x
    x = 23,200,057.91/5,548.49
  6. Step 6: Final answer
    x = 4,181.33

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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.