Home / 7,524.36-10,384.83-4,540.64

Finding the Fourth Proportional to 7,524.36, 10,384.83 and 4,540.64

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Solution

The fourth proportional to 7,524.36, 10,384.83 and 4,540.64 is: 6,266.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.36 : 10,384.83 = 4,540.64 : x
  2. Step 2: Convert to fraction form
    7,524.36/10,384.83 = 4,540.64/x
  3. Step 3: Cross multiply
    7,524.36x = 10,384.83 × 4,540.64
  4. Step 4: Simplify right side
    7,524.36x = 47,153,722.57
  5. Step 5: Solve for x
    x = 47,153,722.57/7,524.36
  6. Step 6: Final answer
    x = 6,266.81

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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.