Home / 7,729.48-10,662.60-5,492.26

Finding the Fourth Proportional to 7,729.48, 10,662.60 and 5,492.26

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Solution

The fourth proportional to 7,729.48, 10,662.60 and 5,492.26 is: 7,576.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,729.48 : 10,662.60 = 5,492.26 : x
  2. Step 2: Convert to fraction form
    7,729.48/10,662.60 = 5,492.26/x
  3. Step 3: Cross multiply
    7,729.48x = 10,662.60 × 5,492.26
  4. Step 4: Simplify right side
    7,729.48x = 58,561,771.48
  5. Step 5: Solve for x
    x = 58,561,771.48/7,729.48
  6. Step 6: Final answer
    x = 7,576.42

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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.