Home / 4,969.26-6,860.80-3,082.86

Finding the Fourth Proportional to 4,969.26, 6,860.80 and 3,082.86

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Solution

The fourth proportional to 4,969.26, 6,860.80 and 3,082.86 is: 4,256.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.26 : 6,860.80 = 3,082.86 : x
  2. Step 2: Convert to fraction form
    4,969.26/6,860.80 = 3,082.86/x
  3. Step 3: Cross multiply
    4,969.26x = 6,860.80 × 3,082.86
  4. Step 4: Simplify right side
    4,969.26x = 21,150,885.89
  5. Step 5: Solve for x
    x = 21,150,885.89/4,969.26
  6. Step 6: Final answer
    x = 4,256.35

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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.