Home / 7,530.23-10,391.57-4,173.02

Finding the Fourth Proportional to 7,530.23, 10,391.57 and 4,173.02

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Solution

The fourth proportional to 7,530.23, 10,391.57 and 4,173.02 is: 5,758.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.23 : 10,391.57 = 4,173.02 : x
  2. Step 2: Convert to fraction form
    7,530.23/10,391.57 = 4,173.02/x
  3. Step 3: Cross multiply
    7,530.23x = 10,391.57 × 4,173.02
  4. Step 4: Simplify right side
    7,530.23x = 43,364,234.56
  5. Step 5: Solve for x
    x = 43,364,234.56/7,530.23
  6. Step 6: Final answer
    x = 5,758.69

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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.