Home / 5,247.84-7,237.32-3,732.42

Finding the Fourth Proportional to 5,247.84, 7,237.32 and 3,732.42

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Solution

The fourth proportional to 5,247.84, 7,237.32 and 3,732.42 is: 5,147.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.84 : 7,237.32 = 3,732.42 : x
  2. Step 2: Convert to fraction form
    5,247.84/7,237.32 = 3,732.42/x
  3. Step 3: Cross multiply
    5,247.84x = 7,237.32 × 3,732.42
  4. Step 4: Simplify right side
    5,247.84x = 27,012,717.91
  5. Step 5: Solve for x
    x = 27,012,717.91/5,247.84
  6. Step 6: Final answer
    x = 5,147.40

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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.