Home / 3,409.12-5,087.30-3,040.98

Finding the Fourth Proportional to 3,409.12, 5,087.30 and 3,040.98

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Solution

The fourth proportional to 3,409.12, 5,087.30 and 3,040.98 is: 4,537.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.12 : 5,087.30 = 3,040.98 : x
  2. Step 2: Convert to fraction form
    3,409.12/5,087.30 = 3,040.98/x
  3. Step 3: Cross multiply
    3,409.12x = 5,087.30 × 3,040.98
  4. Step 4: Simplify right side
    3,409.12x = 15,470,377.55
  5. Step 5: Solve for x
    x = 15,470,377.55/3,409.12
  6. Step 6: Final answer
    x = 4,537.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.