Home / 6,765.52-9,330.37-4,247.87

Finding the Fourth Proportional to 6,765.52, 9,330.37 and 4,247.87

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Solution

The fourth proportional to 6,765.52, 9,330.37 and 4,247.87 is: 5,858.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.52 : 9,330.37 = 4,247.87 : x
  2. Step 2: Convert to fraction form
    6,765.52/9,330.37 = 4,247.87/x
  3. Step 3: Cross multiply
    6,765.52x = 9,330.37 × 4,247.87
  4. Step 4: Simplify right side
    6,765.52x = 39,634,198.81
  5. Step 5: Solve for x
    x = 39,634,198.81/6,765.52
  6. Step 6: Final answer
    x = 5,858.26

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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.