Home / 7,540.53-10,399.11-4,708.17

Finding the Fourth Proportional to 7,540.53, 10,399.11 and 4,708.17

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Solution

The fourth proportional to 7,540.53, 10,399.11 and 4,708.17 is: 6,493.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,540.53 : 10,399.11 = 4,708.17 : x
  2. Step 2: Convert to fraction form
    7,540.53/10,399.11 = 4,708.17/x
  3. Step 3: Cross multiply
    7,540.53x = 10,399.11 × 4,708.17
  4. Step 4: Simplify right side
    7,540.53x = 48,960,725.73
  5. Step 5: Solve for x
    x = 48,960,725.73/7,540.53
  6. Step 6: Final answer
    x = 6,493.01

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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.