Home / 4,720.49-6,513.64-2,730.32

Finding the Fourth Proportional to 4,720.49, 6,513.64 and 2,730.32

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Solution

The fourth proportional to 4,720.49, 6,513.64 and 2,730.32 is: 3,767.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.49 : 6,513.64 = 2,730.32 : x
  2. Step 2: Convert to fraction form
    4,720.49/6,513.64 = 2,730.32/x
  3. Step 3: Cross multiply
    4,720.49x = 6,513.64 × 2,730.32
  4. Step 4: Simplify right side
    4,720.49x = 17,784,282.17
  5. Step 5: Solve for x
    x = 17,784,282.17/4,720.49
  6. Step 6: Final answer
    x = 3,767.47

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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.