Home / 6,268.19-8,649.78-3,751.68

Finding the Fourth Proportional to 6,268.19, 8,649.78 and 3,751.68

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Solution

The fourth proportional to 6,268.19, 8,649.78 and 3,751.68 is: 5,177.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.19 : 8,649.78 = 3,751.68 : x
  2. Step 2: Convert to fraction form
    6,268.19/8,649.78 = 3,751.68/x
  3. Step 3: Cross multiply
    6,268.19x = 8,649.78 × 3,751.68
  4. Step 4: Simplify right side
    6,268.19x = 32,451,206.63
  5. Step 5: Solve for x
    x = 32,451,206.63/6,268.19
  6. Step 6: Final answer
    x = 5,177.13

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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.