Home / 3,701.03-5,104.28-3,174.77

Finding the Fourth Proportional to 3,701.03, 5,104.28 and 3,174.77

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Solution

The fourth proportional to 3,701.03, 5,104.28 and 3,174.77 is: 4,378.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.03 : 5,104.28 = 3,174.77 : x
  2. Step 2: Convert to fraction form
    3,701.03/5,104.28 = 3,174.77/x
  3. Step 3: Cross multiply
    3,701.03x = 5,104.28 × 3,174.77
  4. Step 4: Simplify right side
    3,701.03x = 16,204,935.71
  5. Step 5: Solve for x
    x = 16,204,935.71/3,701.03
  6. Step 6: Final answer
    x = 4,378.50

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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.