Home / 4,814.73-6,642.18-3,021.12

Finding the Fourth Proportional to 4,814.73, 6,642.18 and 3,021.12

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Solution

The fourth proportional to 4,814.73, 6,642.18 and 3,021.12 is: 4,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.73 : 6,642.18 = 3,021.12 : x
  2. Step 2: Convert to fraction form
    4,814.73/6,642.18 = 3,021.12/x
  3. Step 3: Cross multiply
    4,814.73x = 6,642.18 × 3,021.12
  4. Step 4: Simplify right side
    4,814.73x = 20,066,822.84
  5. Step 5: Solve for x
    x = 20,066,822.84/4,814.73
  6. Step 6: Final answer
    x = 4,167.80

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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.