Home / 5,316.57-7,336.71-2,958.66

Finding the Fourth Proportional to 5,316.57, 7,336.71 and 2,958.66

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Solution

The fourth proportional to 5,316.57, 7,336.71 and 2,958.66 is: 4,082.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.57 : 7,336.71 = 2,958.66 : x
  2. Step 2: Convert to fraction form
    5,316.57/7,336.71 = 2,958.66/x
  3. Step 3: Cross multiply
    5,316.57x = 7,336.71 × 2,958.66
  4. Step 4: Simplify right side
    5,316.57x = 21,706,830.41
  5. Step 5: Solve for x
    x = 21,706,830.41/5,316.57
  6. Step 6: Final answer
    x = 4,082.86

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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.