Home / 9,742.23-14,615.78-2,816.73

Finding the Fourth Proportional to 9,742.23, 14,615.78 and 2,816.73

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Solution

The fourth proportional to 9,742.23, 14,615.78 and 2,816.73 is: 4,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742.23 : 14,615.78 = 2,816.73 : x
  2. Step 2: Convert to fraction form
    9,742.23/14,615.78 = 2,816.73/x
  3. Step 3: Cross multiply
    9,742.23x = 14,615.78 × 2,816.73
  4. Step 4: Simplify right side
    9,742.23x = 41,168,691.92
  5. Step 5: Solve for x
    x = 41,168,691.92/9,742.23
  6. Step 6: Final answer
    x = 4,225.80

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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.