Home / 6,790.32-10,174.39-6,530.84

Finding the Fourth Proportional to 6,790.32, 10,174.39 and 6,530.84

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Solution

The fourth proportional to 6,790.32, 10,174.39 and 6,530.84 is: 9,785.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.32 : 10,174.39 = 6,530.84 : x
  2. Step 2: Convert to fraction form
    6,790.32/10,174.39 = 6,530.84/x
  3. Step 3: Cross multiply
    6,790.32x = 10,174.39 × 6,530.84
  4. Step 4: Simplify right side
    6,790.32x = 66,447,313.19
  5. Step 5: Solve for x
    x = 66,447,313.19/6,790.32
  6. Step 6: Final answer
    x = 9,785.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.