Home / 4,720.28-6,513.47-2,730.44

Finding the Fourth Proportional to 4,720.28, 6,513.47 and 2,730.44

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Solution

The fourth proportional to 4,720.28, 6,513.47 and 2,730.44 is: 3,767.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.28 : 6,513.47 = 2,730.44 : x
  2. Step 2: Convert to fraction form
    4,720.28/6,513.47 = 2,730.44/x
  3. Step 3: Cross multiply
    4,720.28x = 6,513.47 × 2,730.44
  4. Step 4: Simplify right side
    4,720.28x = 17,784,659.58
  5. Step 5: Solve for x
    x = 17,784,659.58/4,720.28
  6. Step 6: Final answer
    x = 3,767.72

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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.