Home / 4,983.59-7,472.25-2,642.12

Finding the Fourth Proportional to 4,983.59, 7,472.25 and 2,642.12

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Solution

The fourth proportional to 4,983.59, 7,472.25 and 2,642.12 is: 3,961.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,983.59 : 7,472.25 = 2,642.12 : x
  2. Step 2: Convert to fraction form
    4,983.59/7,472.25 = 2,642.12/x
  3. Step 3: Cross multiply
    4,983.59x = 7,472.25 × 2,642.12
  4. Step 4: Simplify right side
    4,983.59x = 19,742,571.83
  5. Step 5: Solve for x
    x = 19,742,571.83/4,983.59
  6. Step 6: Final answer
    x = 3,961.51

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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.