Home / 5,316.71-7,336.94-2,958.80

Finding the Fourth Proportional to 5,316.71, 7,336.94 and 2,958.80

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Solution

The fourth proportional to 5,316.71, 7,336.94 and 2,958.80 is: 4,083.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.71 : 7,336.94 = 2,958.80 : x
  2. Step 2: Convert to fraction form
    5,316.71/7,336.94 = 2,958.80/x
  3. Step 3: Cross multiply
    5,316.71x = 7,336.94 × 2,958.80
  4. Step 4: Simplify right side
    5,316.71x = 21,708,523.28
  5. Step 5: Solve for x
    x = 21,708,523.28/5,316.71
  6. Step 6: Final answer
    x = 4,083.07

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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.