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Finding the Fourth Proportional to 3,260.71, 4,886.16 and 3,017.71

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Solution

The fourth proportional to 3,260.71, 4,886.16 and 3,017.71 is: 4,522.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.71 : 4,886.16 = 3,017.71 : x
  2. Step 2: Convert to fraction form
    3,260.71/4,886.16 = 3,017.71/x
  3. Step 3: Cross multiply
    3,260.71x = 4,886.16 × 3,017.71
  4. Step 4: Simplify right side
    3,260.71x = 14,745,013.89
  5. Step 5: Solve for x
    x = 14,745,013.89/3,260.71
  6. Step 6: Final answer
    x = 4,522.03

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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.