Home / 9,150.28-12,627.45-4,958.53

Finding the Fourth Proportional to 9,150.28, 12,627.45 and 4,958.53

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Solution

The fourth proportional to 9,150.28, 12,627.45 and 4,958.53 is: 6,842.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150.28 : 12,627.45 = 4,958.53 : x
  2. Step 2: Convert to fraction form
    9,150.28/12,627.45 = 4,958.53/x
  3. Step 3: Cross multiply
    9,150.28x = 12,627.45 × 4,958.53
  4. Step 4: Simplify right side
    9,150.28x = 62,613,589.65
  5. Step 5: Solve for x
    x = 62,613,589.65/9,150.28
  6. Step 6: Final answer
    x = 6,842.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.