Home / 7,154.10-10,733.48-3,456.75

Finding the Fourth Proportional to 7,154.10, 10,733.48 and 3,456.75

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Solution

The fourth proportional to 7,154.10, 10,733.48 and 3,456.75 is: 5,186.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,154.10 : 10,733.48 = 3,456.75 : x
  2. Step 2: Convert to fraction form
    7,154.10/10,733.48 = 3,456.75/x
  3. Step 3: Cross multiply
    7,154.10x = 10,733.48 × 3,456.75
  4. Step 4: Simplify right side
    7,154.10x = 37,102,956.99
  5. Step 5: Solve for x
    x = 37,102,956.99/7,154.10
  6. Step 6: Final answer
    x = 5,186.25

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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.