Home / 10,052.40-15,066.20-7,288.56

Finding the Fourth Proportional to 10,052.40, 15,066.20 and 7,288.56

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Solution

The fourth proportional to 10,052.40, 15,066.20 and 7,288.56 is: 10,923.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052.40 : 15,066.20 = 7,288.56 : x
  2. Step 2: Convert to fraction form
    10,052.40/15,066.20 = 7,288.56/x
  3. Step 3: Cross multiply
    10,052.40x = 15,066.20 × 7,288.56
  4. Step 4: Simplify right side
    10,052.40x = 109,810,902.67
  5. Step 5: Solve for x
    x = 109,810,902.67/10,052.40
  6. Step 6: Final answer
    x = 10,923.85

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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.