Home / 10,452.97-15,676.35-4,211.47

Finding the Fourth Proportional to 10,452.97, 15,676.35 and 4,211.47

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Solution

The fourth proportional to 10,452.97, 15,676.35 and 4,211.47 is: 6,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,452.97 : 15,676.35 = 4,211.47 : x
  2. Step 2: Convert to fraction form
    10,452.97/15,676.35 = 4,211.47/x
  3. Step 3: Cross multiply
    10,452.97x = 15,676.35 × 4,211.47
  4. Step 4: Simplify right side
    10,452.97x = 66,020,477.73
  5. Step 5: Solve for x
    x = 66,020,477.73/10,452.97
  6. Step 6: Final answer
    x = 6,315.95

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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.