Home / 7,556.99-11,320.31-3,612.06

Finding the Fourth Proportional to 7,556.99, 11,320.31 and 3,612.06

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Solution

The fourth proportional to 7,556.99, 11,320.31 and 3,612.06 is: 5,410.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.99 : 11,320.31 = 3,612.06 : x
  2. Step 2: Convert to fraction form
    7,556.99/11,320.31 = 3,612.06/x
  3. Step 3: Cross multiply
    7,556.99x = 11,320.31 × 3,612.06
  4. Step 4: Simplify right side
    7,556.99x = 40,889,647.97
  5. Step 5: Solve for x
    x = 40,889,647.97/7,556.99
  6. Step 6: Final answer
    x = 5,410.84

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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.