Home / 5,316.42-7,336.68-2,958.57

Finding the Fourth Proportional to 5,316.42, 7,336.68 and 2,958.57

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Solution

The fourth proportional to 5,316.42, 7,336.68 and 2,958.57 is: 4,082.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316.42 : 7,336.68 = 2,958.57 : x
  2. Step 2: Convert to fraction form
    5,316.42/7,336.68 = 2,958.57/x
  3. Step 3: Cross multiply
    5,316.42x = 7,336.68 × 2,958.57
  4. Step 4: Simplify right side
    5,316.42x = 21,706,081.35
  5. Step 5: Solve for x
    x = 21,706,081.35/5,316.42
  6. Step 6: Final answer
    x = 4,082.84

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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.