Home / 7,530.44-10,381.74-5,012.66

Finding the Fourth Proportional to 7,530.44, 10,381.74 and 5,012.66

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Solution

The fourth proportional to 7,530.44, 10,381.74 and 5,012.66 is: 6,910.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.44 : 10,381.74 = 5,012.66 : x
  2. Step 2: Convert to fraction form
    7,530.44/10,381.74 = 5,012.66/x
  3. Step 3: Cross multiply
    7,530.44x = 10,381.74 × 5,012.66
  4. Step 4: Simplify right side
    7,530.44x = 52,040,132.83
  5. Step 5: Solve for x
    x = 52,040,132.83/7,530.44
  6. Step 6: Final answer
    x = 6,910.64

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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.