Home / 4,871.29-7,310.46-3,307.57

Finding the Fourth Proportional to 4,871.29, 7,310.46 and 3,307.57

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Solution

The fourth proportional to 4,871.29, 7,310.46 and 3,307.57 is: 4,963.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.29 : 7,310.46 = 3,307.57 : x
  2. Step 2: Convert to fraction form
    4,871.29/7,310.46 = 3,307.57/x
  3. Step 3: Cross multiply
    4,871.29x = 7,310.46 × 3,307.57
  4. Step 4: Simplify right side
    4,871.29x = 24,179,858.18
  5. Step 5: Solve for x
    x = 24,179,858.18/4,871.29
  6. Step 6: Final answer
    x = 4,963.75

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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.