Home / 4,172.31-6,258.51-1,706.49

Finding the Fourth Proportional to 4,172.31, 6,258.51 and 1,706.49

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Solution

The fourth proportional to 4,172.31, 6,258.51 and 1,706.49 is: 2,559.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.31 : 6,258.51 = 1,706.49 : x
  2. Step 2: Convert to fraction form
    4,172.31/6,258.51 = 1,706.49/x
  3. Step 3: Cross multiply
    4,172.31x = 6,258.51 × 1,706.49
  4. Step 4: Simplify right side
    4,172.31x = 10,680,084.73
  5. Step 5: Solve for x
    x = 10,680,084.73/4,172.31
  6. Step 6: Final answer
    x = 2,559.75

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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.