Home / 2,375.08-3,560.18-1,140.64

Finding the Fourth Proportional to 2,375.08, 3,560.18 and 1,140.64

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Solution

The fourth proportional to 2,375.08, 3,560.18 and 1,140.64 is: 1,709.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.08 : 3,560.18 = 1,140.64 : x
  2. Step 2: Convert to fraction form
    2,375.08/3,560.18 = 1,140.64/x
  3. Step 3: Cross multiply
    2,375.08x = 3,560.18 × 1,140.64
  4. Step 4: Simplify right side
    2,375.08x = 4,060,883.72
  5. Step 5: Solve for x
    x = 4,060,883.72/2,375.08
  6. Step 6: Final answer
    x = 1,709.79

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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.