Home / 9,716.08-13,406.28-5,738.44

Finding the Fourth Proportional to 9,716.08, 13,406.28 and 5,738.44

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Solution

The fourth proportional to 9,716.08, 13,406.28 and 5,738.44 is: 7,917.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716.08 : 13,406.28 = 5,738.44 : x
  2. Step 2: Convert to fraction form
    9,716.08/13,406.28 = 5,738.44/x
  3. Step 3: Cross multiply
    9,716.08x = 13,406.28 × 5,738.44
  4. Step 4: Simplify right side
    9,716.08x = 76,931,133.40
  5. Step 5: Solve for x
    x = 76,931,133.40/9,716.08
  6. Step 6: Final answer
    x = 7,917.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.