Home / 4,447.52-6,140.04-3,105.08

Finding the Fourth Proportional to 4,447.52, 6,140.04 and 3,105.08

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Solution

The fourth proportional to 4,447.52, 6,140.04 and 3,105.08 is: 4,286.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.52 : 6,140.04 = 3,105.08 : x
  2. Step 2: Convert to fraction form
    4,447.52/6,140.04 = 3,105.08/x
  3. Step 3: Cross multiply
    4,447.52x = 6,140.04 × 3,105.08
  4. Step 4: Simplify right side
    4,447.52x = 19,065,315.40
  5. Step 5: Solve for x
    x = 19,065,315.40/4,447.52
  6. Step 6: Final answer
    x = 4,286.73

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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.