Home / 7,135.54-10,703.31-2,205.07

Finding the Fourth Proportional to 7,135.54, 10,703.31 and 2,205.07

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Solution

The fourth proportional to 7,135.54, 10,703.31 and 2,205.07 is: 3,307.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.54 : 10,703.31 = 2,205.07 : x
  2. Step 2: Convert to fraction form
    7,135.54/10,703.31 = 2,205.07/x
  3. Step 3: Cross multiply
    7,135.54x = 10,703.31 × 2,205.07
  4. Step 4: Simplify right side
    7,135.54x = 23,601,591.57
  5. Step 5: Solve for x
    x = 23,601,591.57/7,135.54
  6. Step 6: Final answer
    x = 3,307.61

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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.