Home / 3,703.55-5,110.40-2,379.04

Finding the Fourth Proportional to 3,703.55, 5,110.40 and 2,379.04

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Solution

The fourth proportional to 3,703.55, 5,110.40 and 2,379.04 is: 3,282.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.55 : 5,110.40 = 2,379.04 : x
  2. Step 2: Convert to fraction form
    3,703.55/5,110.40 = 2,379.04/x
  3. Step 3: Cross multiply
    3,703.55x = 5,110.40 × 2,379.04
  4. Step 4: Simplify right side
    3,703.55x = 12,157,839.19
  5. Step 5: Solve for x
    x = 12,157,839.19/3,703.55
  6. Step 6: Final answer
    x = 3,282.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.