Home / 4,140.99-5,715.32-2,372.59

Finding the Fourth Proportional to 4,140.99, 5,715.32 and 2,372.59

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Solution

The fourth proportional to 4,140.99, 5,715.32 and 2,372.59 is: 3,274.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.99 : 5,715.32 = 2,372.59 : x
  2. Step 2: Convert to fraction form
    4,140.99/5,715.32 = 2,372.59/x
  3. Step 3: Cross multiply
    4,140.99x = 5,715.32 × 2,372.59
  4. Step 4: Simplify right side
    4,140.99x = 13,560,123.04
  5. Step 5: Solve for x
    x = 13,560,123.04/4,140.99
  6. Step 6: Final answer
    x = 3,274.61

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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.