Home / 6,635.17-9,152.72-4,146.85

Finding the Fourth Proportional to 6,635.17, 9,152.72 and 4,146.85

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Solution

The fourth proportional to 6,635.17, 9,152.72 and 4,146.85 is: 5,720.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.17 : 9,152.72 = 4,146.85 : x
  2. Step 2: Convert to fraction form
    6,635.17/9,152.72 = 4,146.85/x
  3. Step 3: Cross multiply
    6,635.17x = 9,152.72 × 4,146.85
  4. Step 4: Simplify right side
    6,635.17x = 37,954,944.42
  5. Step 5: Solve for x
    x = 37,954,944.42/6,635.17
  6. Step 6: Final answer
    x = 5,720.27

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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.