Home / 4,720.92-6,513.90-2,730.74

Finding the Fourth Proportional to 4,720.92, 6,513.90 and 2,730.74

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Solution

The fourth proportional to 4,720.92, 6,513.90 and 2,730.74 is: 3,767.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.92 : 6,513.90 = 2,730.74 : x
  2. Step 2: Convert to fraction form
    4,720.92/6,513.90 = 2,730.74/x
  3. Step 3: Cross multiply
    4,720.92x = 6,513.90 × 2,730.74
  4. Step 4: Simplify right side
    4,720.92x = 17,787,767.29
  5. Step 5: Solve for x
    x = 17,787,767.29/4,720.92
  6. Step 6: Final answer
    x = 3,767.86

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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.