Home / 6,156.30-9,221.45-4,077.30

Finding the Fourth Proportional to 6,156.30, 9,221.45 and 4,077.30

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Solution

The fourth proportional to 6,156.30, 9,221.45 and 4,077.30 is: 6,107.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,156.30 : 9,221.45 = 4,077.30 : x
  2. Step 2: Convert to fraction form
    6,156.30/9,221.45 = 4,077.30/x
  3. Step 3: Cross multiply
    6,156.30x = 9,221.45 × 4,077.30
  4. Step 4: Simplify right side
    6,156.30x = 37,598,618.09
  5. Step 5: Solve for x
    x = 37,598,618.09/6,156.30
  6. Step 6: Final answer
    x = 6,107.34

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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.