Home / 6,830.11-9,427.08-4,470.88

Finding the Fourth Proportional to 6,830.11, 9,427.08 and 4,470.88

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Solution

The fourth proportional to 6,830.11, 9,427.08 and 4,470.88 is: 6,170.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,830.11 : 9,427.08 = 4,470.88 : x
  2. Step 2: Convert to fraction form
    6,830.11/9,427.08 = 4,470.88/x
  3. Step 3: Cross multiply
    6,830.11x = 9,427.08 × 4,470.88
  4. Step 4: Simplify right side
    6,830.11x = 42,147,343.43
  5. Step 5: Solve for x
    x = 42,147,343.43/6,830.11
  6. Step 6: Final answer
    x = 6,170.81

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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.