Home / 4,842.36-6,681.66-3,049.56

Finding the Fourth Proportional to 4,842.36, 6,681.66 and 3,049.56

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Solution

The fourth proportional to 4,842.36, 6,681.66 and 3,049.56 is: 4,207.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.36 : 6,681.66 = 3,049.56 : x
  2. Step 2: Convert to fraction form
    4,842.36/6,681.66 = 3,049.56/x
  3. Step 3: Cross multiply
    4,842.36x = 6,681.66 × 3,049.56
  4. Step 4: Simplify right side
    4,842.36x = 20,376,123.07
  5. Step 5: Solve for x
    x = 20,376,123.07/4,842.36
  6. Step 6: Final answer
    x = 4,207.89

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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.