Home / 6,135.70-9,203.55-5,455.30

Finding the Fourth Proportional to 6,135.70, 9,203.55 and 5,455.30

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Solution

The fourth proportional to 6,135.70, 9,203.55 and 5,455.30 is: 8,182.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.70 : 9,203.55 = 5,455.30 : x
  2. Step 2: Convert to fraction form
    6,135.70/9,203.55 = 5,455.30/x
  3. Step 3: Cross multiply
    6,135.70x = 9,203.55 × 5,455.30
  4. Step 4: Simplify right side
    6,135.70x = 50,208,126.32
  5. Step 5: Solve for x
    x = 50,208,126.32/6,135.70
  6. Step 6: Final answer
    x = 8,182.95

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Similar ratio
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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.