Home / 6,123.45-9,185.12-1,740.33

Finding the Fourth Proportional to 6,123.45, 9,185.12 and 1,740.33

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Solution

The fourth proportional to 6,123.45, 9,185.12 and 1,740.33 is: 2,610.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.45 : 9,185.12 = 1,740.33 : x
  2. Step 2: Convert to fraction form
    6,123.45/9,185.12 = 1,740.33/x
  3. Step 3: Cross multiply
    6,123.45x = 9,185.12 × 1,740.33
  4. Step 4: Simplify right side
    6,123.45x = 15,985,131.19
  5. Step 5: Solve for x
    x = 15,985,131.19/6,123.45
  6. Step 6: Final answer
    x = 2,610.48

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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.