Home / 8,716.36-13,064.06-5,020.28

Finding the Fourth Proportional to 8,716.36, 13,064.06 and 5,020.28

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Solution

The fourth proportional to 8,716.36, 13,064.06 and 5,020.28 is: 7,524.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.36 : 13,064.06 = 5,020.28 : x
  2. Step 2: Convert to fraction form
    8,716.36/13,064.06 = 5,020.28/x
  3. Step 3: Cross multiply
    8,716.36x = 13,064.06 × 5,020.28
  4. Step 4: Simplify right side
    8,716.36x = 65,585,239.14
  5. Step 5: Solve for x
    x = 65,585,239.14/8,716.36
  6. Step 6: Final answer
    x = 7,524.38

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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.