Home / 9,971.42-14,953.41-3,306.70

Finding the Fourth Proportional to 9,971.42, 14,953.41 and 3,306.70

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Solution

The fourth proportional to 9,971.42, 14,953.41 and 3,306.70 is: 4,958.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,971.42 : 14,953.41 = 3,306.70 : x
  2. Step 2: Convert to fraction form
    9,971.42/14,953.41 = 3,306.70/x
  3. Step 3: Cross multiply
    9,971.42x = 14,953.41 × 3,306.70
  4. Step 4: Simplify right side
    9,971.42x = 49,446,349.55
  5. Step 5: Solve for x
    x = 49,446,349.55/9,971.42
  6. Step 6: Final answer
    x = 4,958.81

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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.