Home / 7,523.45-10,381.86-4,166.07

Finding the Fourth Proportional to 7,523.45, 10,381.86 and 4,166.07

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Solution

The fourth proportional to 7,523.45, 10,381.86 and 4,166.07 is: 5,748.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.45 : 10,381.86 = 4,166.07 : x
  2. Step 2: Convert to fraction form
    7,523.45/10,381.86 = 4,166.07/x
  3. Step 3: Cross multiply
    7,523.45x = 10,381.86 × 4,166.07
  4. Step 4: Simplify right side
    7,523.45x = 43,251,555.49
  5. Step 5: Solve for x
    x = 43,251,555.49/7,523.45
  6. Step 6: Final answer
    x = 5,748.90

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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.