Home / 6,101.33-8,423.45-3,865.12

Finding the Fourth Proportional to 6,101.33, 8,423.45 and 3,865.12

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Solution

The fourth proportional to 6,101.33, 8,423.45 and 3,865.12 is: 5,336.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101.33 : 8,423.45 = 3,865.12 : x
  2. Step 2: Convert to fraction form
    6,101.33/8,423.45 = 3,865.12/x
  3. Step 3: Cross multiply
    6,101.33x = 8,423.45 × 3,865.12
  4. Step 4: Simplify right side
    6,101.33x = 32,557,633.67
  5. Step 5: Solve for x
    x = 32,557,633.67/6,101.33
  6. Step 6: Final answer
    x = 5,336.16

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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.