Home / 9,162.79-13,742.46-2,588.76

Finding the Fourth Proportional to 9,162.79, 13,742.46 and 2,588.76

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Solution

The fourth proportional to 9,162.79, 13,742.46 and 2,588.76 is: 3,882.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162.79 : 13,742.46 = 2,588.76 : x
  2. Step 2: Convert to fraction form
    9,162.79/13,742.46 = 2,588.76/x
  3. Step 3: Cross multiply
    9,162.79x = 13,742.46 × 2,588.76
  4. Step 4: Simplify right side
    9,162.79x = 35,575,930.75
  5. Step 5: Solve for x
    x = 35,575,930.75/9,162.79
  6. Step 6: Final answer
    x = 3,882.65

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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.