Home / 7,605.72-11,409.66-2,412.04

Finding the Fourth Proportional to 7,605.72, 11,409.66 and 2,412.04

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Solution

The fourth proportional to 7,605.72, 11,409.66 and 2,412.04 is: 3,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.72 : 11,409.66 = 2,412.04 : x
  2. Step 2: Convert to fraction form
    7,605.72/11,409.66 = 2,412.04/x
  3. Step 3: Cross multiply
    7,605.72x = 11,409.66 × 2,412.04
  4. Step 4: Simplify right side
    7,605.72x = 27,520,556.31
  5. Step 5: Solve for x
    x = 27,520,556.31/7,605.72
  6. Step 6: Final answer
    x = 3,618.40

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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.