Home / 7,416.72-11,128.01-3,253.83

Finding the Fourth Proportional to 7,416.72, 11,128.01 and 3,253.83

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Solution

The fourth proportional to 7,416.72, 11,128.01 and 3,253.83 is: 4,882.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.72 : 11,128.01 = 3,253.83 : x
  2. Step 2: Convert to fraction form
    7,416.72/11,128.01 = 3,253.83/x
  3. Step 3: Cross multiply
    7,416.72x = 11,128.01 × 3,253.83
  4. Step 4: Simplify right side
    7,416.72x = 36,208,636.51
  5. Step 5: Solve for x
    x = 36,208,636.51/7,416.72
  6. Step 6: Final answer
    x = 4,882.03

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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.