Home / 10,290.16-15,433.98-4,441.96

Finding the Fourth Proportional to 10,290.16, 15,433.98 and 4,441.96

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Solution

The fourth proportional to 10,290.16, 15,433.98 and 4,441.96 is: 6,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,290.16 : 15,433.98 = 4,441.96 : x
  2. Step 2: Convert to fraction form
    10,290.16/15,433.98 = 4,441.96/x
  3. Step 3: Cross multiply
    10,290.16x = 15,433.98 × 4,441.96
  4. Step 4: Simplify right side
    10,290.16x = 68,557,121.80
  5. Step 5: Solve for x
    x = 68,557,121.80/10,290.16
  6. Step 6: Final answer
    x = 6,662.40

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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.