Home / 7,344.51-10,137.55-4,474.27

Finding the Fourth Proportional to 7,344.51, 10,137.55 and 4,474.27

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Solution

The fourth proportional to 7,344.51, 10,137.55 and 4,474.27 is: 6,175.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.51 : 10,137.55 = 4,474.27 : x
  2. Step 2: Convert to fraction form
    7,344.51/10,137.55 = 4,474.27/x
  3. Step 3: Cross multiply
    7,344.51x = 10,137.55 × 4,474.27
  4. Step 4: Simplify right side
    7,344.51x = 45,358,135.84
  5. Step 5: Solve for x
    x = 45,358,135.84/7,344.51
  6. Step 6: Final answer
    x = 6,175.79

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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.