Home / 7,405.24-11,108.08-2,474.72

Finding the Fourth Proportional to 7,405.24, 11,108.08 and 2,474.72

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Solution

The fourth proportional to 7,405.24, 11,108.08 and 2,474.72 is: 3,712.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405.24 : 11,108.08 = 2,474.72 : x
  2. Step 2: Convert to fraction form
    7,405.24/11,108.08 = 2,474.72/x
  3. Step 3: Cross multiply
    7,405.24x = 11,108.08 × 2,474.72
  4. Step 4: Simplify right side
    7,405.24x = 27,489,387.74
  5. Step 5: Solve for x
    x = 27,489,387.74/7,405.24
  6. Step 6: Final answer
    x = 3,712.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.