Home / 3,490.88-5,237.12-1,182.38

Finding the Fourth Proportional to 3,490.88, 5,237.12 and 1,182.38

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Solution

The fourth proportional to 3,490.88, 5,237.12 and 1,182.38 is: 1,773.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.88 : 5,237.12 = 1,182.38 : x
  2. Step 2: Convert to fraction form
    3,490.88/5,237.12 = 1,182.38/x
  3. Step 3: Cross multiply
    3,490.88x = 5,237.12 × 1,182.38
  4. Step 4: Simplify right side
    3,490.88x = 6,192,242.72
  5. Step 5: Solve for x
    x = 6,192,242.72/3,490.88
  6. Step 6: Final answer
    x = 1,773.84

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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.