Home / 9,716.04-13,408.38-5,628.60

Finding the Fourth Proportional to 9,716.04, 13,408.38 and 5,628.60

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Solution

The fourth proportional to 9,716.04, 13,408.38 and 5,628.60 is: 7,767.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716.04 : 13,408.38 = 5,628.60 : x
  2. Step 2: Convert to fraction form
    9,716.04/13,408.38 = 5,628.60/x
  3. Step 3: Cross multiply
    9,716.04x = 13,408.38 × 5,628.60
  4. Step 4: Simplify right side
    9,716.04x = 75,470,407.67
  5. Step 5: Solve for x
    x = 75,470,407.67/9,716.04
  6. Step 6: Final answer
    x = 7,767.61

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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.