Home / 4,835.20-6,646.91-4,160.54

Finding the Fourth Proportional to 4,835.20, 6,646.91 and 4,160.54

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Solution

The fourth proportional to 4,835.20, 6,646.91 and 4,160.54 is: 5,719.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,835.20 : 6,646.91 = 4,160.54 : x
  2. Step 2: Convert to fraction form
    4,835.20/6,646.91 = 4,160.54/x
  3. Step 3: Cross multiply
    4,835.20x = 6,646.91 × 4,160.54
  4. Step 4: Simplify right side
    4,835.20x = 27,654,734.93
  5. Step 5: Solve for x
    x = 27,654,734.93/4,835.20
  6. Step 6: Final answer
    x = 5,719.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.