Home / 4,176.92-6,274.42-2,715.32

Finding the Fourth Proportional to 4,176.92, 6,274.42 and 2,715.32

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Solution

The fourth proportional to 4,176.92, 6,274.42 and 2,715.32 is: 4,078.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,176.92 : 6,274.42 = 2,715.32 : x
  2. Step 2: Convert to fraction form
    4,176.92/6,274.42 = 2,715.32/x
  3. Step 3: Cross multiply
    4,176.92x = 6,274.42 × 2,715.32
  4. Step 4: Simplify right side
    4,176.92x = 17,037,058.11
  5. Step 5: Solve for x
    x = 17,037,058.11/4,176.92
  6. Step 6: Final answer
    x = 4,078.86

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1.5x scale

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.