Home / 7,395.99-11,087.51-2,782.23

Finding the Fourth Proportional to 7,395.99, 11,087.51 and 2,782.23

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Solution

The fourth proportional to 7,395.99, 11,087.51 and 2,782.23 is: 4,170.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.99 : 11,087.51 = 2,782.23 : x
  2. Step 2: Convert to fraction form
    7,395.99/11,087.51 = 2,782.23/x
  3. Step 3: Cross multiply
    7,395.99x = 11,087.51 × 2,782.23
  4. Step 4: Simplify right side
    7,395.99x = 30,847,989.04
  5. Step 5: Solve for x
    x = 30,847,989.04/7,395.99
  6. Step 6: Final answer
    x = 4,170.91

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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.