Home / 7,613.08-11,420.70-3,232.60

Finding the Fourth Proportional to 7,613.08, 11,420.70 and 3,232.60

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Solution

The fourth proportional to 7,613.08, 11,420.70 and 3,232.60 is: 4,849.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.08 : 11,420.70 = 3,232.60 : x
  2. Step 2: Convert to fraction form
    7,613.08/11,420.70 = 3,232.60/x
  3. Step 3: Cross multiply
    7,613.08x = 11,420.70 × 3,232.60
  4. Step 4: Simplify right side
    7,613.08x = 36,918,554.82
  5. Step 5: Solve for x
    x = 36,918,554.82/7,613.08
  6. Step 6: Final answer
    x = 4,849.36

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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.