Home / 6,860.57-9,467.60-3,716.76

Finding the Fourth Proportional to 6,860.57, 9,467.60 and 3,716.76

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Solution

The fourth proportional to 6,860.57, 9,467.60 and 3,716.76 is: 5,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,860.57 : 9,467.60 = 3,716.76 : x
  2. Step 2: Convert to fraction form
    6,860.57/9,467.60 = 3,716.76/x
  3. Step 3: Cross multiply
    6,860.57x = 9,467.60 × 3,716.76
  4. Step 4: Simplify right side
    6,860.57x = 35,188,795.81
  5. Step 5: Solve for x
    x = 35,188,795.81/6,860.57
  6. Step 6: Final answer
    x = 5,129.13

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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.