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Finding the Fourth Proportional to 4,580.39, 6,854.18 and 3,966.21

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Solution

The fourth proportional to 4,580.39, 6,854.18 and 3,966.21 is: 5,935.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.39 : 6,854.18 = 3,966.21 : x
  2. Step 2: Convert to fraction form
    4,580.39/6,854.18 = 3,966.21/x
  3. Step 3: Cross multiply
    4,580.39x = 6,854.18 × 3,966.21
  4. Step 4: Simplify right side
    4,580.39x = 27,185,097.43
  5. Step 5: Solve for x
    x = 27,185,097.43/4,580.39
  6. Step 6: Final answer
    x = 5,935.11

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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.