Home / 7,523.45-10,380.89-4,166.10

Finding the Fourth Proportional to 7,523.45, 10,380.89 and 4,166.10

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Solution

The fourth proportional to 7,523.45, 10,380.89 and 4,166.10 is: 5,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.45 : 10,380.89 = 4,166.10 : x
  2. Step 2: Convert to fraction form
    7,523.45/10,380.89 = 4,166.10/x
  3. Step 3: Cross multiply
    7,523.45x = 10,380.89 × 4,166.10
  4. Step 4: Simplify right side
    7,523.45x = 43,247,805.00
  5. Step 5: Solve for x
    x = 43,247,805.00/7,523.45
  6. Step 6: Final answer
    x = 5,748.40

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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.