Home / 4,270.32-5,892.72-2,381.76

Finding the Fourth Proportional to 4,270.32, 5,892.72 and 2,381.76

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Solution

The fourth proportional to 4,270.32, 5,892.72 and 2,381.76 is: 3,286.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.32 : 5,892.72 = 2,381.76 : x
  2. Step 2: Convert to fraction form
    4,270.32/5,892.72 = 2,381.76/x
  3. Step 3: Cross multiply
    4,270.32x = 5,892.72 × 2,381.76
  4. Step 4: Simplify right side
    4,270.32x = 14,035,044.79
  5. Step 5: Solve for x
    x = 14,035,044.79/4,270.32
  6. Step 6: Final answer
    x = 3,286.65

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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.