Home / 4,551.19-6,281.96-2,979.38

Finding the Fourth Proportional to 4,551.19, 6,281.96 and 2,979.38

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Solution

The fourth proportional to 4,551.19, 6,281.96 and 2,979.38 is: 4,112.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.19 : 6,281.96 = 2,979.38 : x
  2. Step 2: Convert to fraction form
    4,551.19/6,281.96 = 2,979.38/x
  3. Step 3: Cross multiply
    4,551.19x = 6,281.96 × 2,979.38
  4. Step 4: Simplify right side
    4,551.19x = 18,716,346.79
  5. Step 5: Solve for x
    x = 18,716,346.79/4,551.19
  6. Step 6: Final answer
    x = 4,112.41

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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.