Home / 4,839.81-6,682.13-3,718.70

Finding the Fourth Proportional to 4,839.81, 6,682.13 and 3,718.70

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Solution

The fourth proportional to 4,839.81, 6,682.13 and 3,718.70 is: 5,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.81 : 6,682.13 = 3,718.70 : x
  2. Step 2: Convert to fraction form
    4,839.81/6,682.13 = 3,718.70/x
  3. Step 3: Cross multiply
    4,839.81x = 6,682.13 × 3,718.70
  4. Step 4: Simplify right side
    4,839.81x = 24,848,836.83
  5. Step 5: Solve for x
    x = 24,848,836.83/4,839.81
  6. Step 6: Final answer
    x = 5,134.26

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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.