Home / 6,140.52-8,474.06-3,623.24

Finding the Fourth Proportional to 6,140.52, 8,474.06 and 3,623.24

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Solution

The fourth proportional to 6,140.52, 8,474.06 and 3,623.24 is: 5,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.52 : 8,474.06 = 3,623.24 : x
  2. Step 2: Convert to fraction form
    6,140.52/8,474.06 = 3,623.24/x
  3. Step 3: Cross multiply
    6,140.52x = 8,474.06 × 3,623.24
  4. Step 4: Simplify right side
    6,140.52x = 30,703,556.22
  5. Step 5: Solve for x
    x = 30,703,556.22/6,140.52
  6. Step 6: Final answer
    x = 5,000.16

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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.