Home / 5,540.90-7,646.69-3,302.99

Finding the Fourth Proportional to 5,540.90, 7,646.69 and 3,302.99

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Solution

The fourth proportional to 5,540.90, 7,646.69 and 3,302.99 is: 4,558.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.90 : 7,646.69 = 3,302.99 : x
  2. Step 2: Convert to fraction form
    5,540.90/7,646.69 = 3,302.99/x
  3. Step 3: Cross multiply
    5,540.90x = 7,646.69 × 3,302.99
  4. Step 4: Simplify right side
    5,540.90x = 25,256,885.85
  5. Step 5: Solve for x
    x = 25,256,885.85/5,540.90
  6. Step 6: Final answer
    x = 4,558.27

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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.