Home / 7,523.05-10,381.68-4,165.79

Finding the Fourth Proportional to 7,523.05, 10,381.68 and 4,165.79

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Solution

The fourth proportional to 7,523.05, 10,381.68 and 4,165.79 is: 5,748.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.05 : 10,381.68 = 4,165.79 : x
  2. Step 2: Convert to fraction form
    7,523.05/10,381.68 = 4,165.79/x
  3. Step 3: Cross multiply
    7,523.05x = 10,381.68 × 4,165.79
  4. Step 4: Simplify right side
    7,523.05x = 43,247,929.58
  5. Step 5: Solve for x
    x = 43,247,929.58/7,523.05
  6. Step 6: Final answer
    x = 5,748.72

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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.