Home / 6,475.53-8,935.19-3,821.97

Finding the Fourth Proportional to 6,475.53, 8,935.19 and 3,821.97

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Solution

The fourth proportional to 6,475.53, 8,935.19 and 3,821.97 is: 5,273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475.53 : 8,935.19 = 3,821.97 : x
  2. Step 2: Convert to fraction form
    6,475.53/8,935.19 = 3,821.97/x
  3. Step 3: Cross multiply
    6,475.53x = 8,935.19 × 3,821.97
  4. Step 4: Simplify right side
    6,475.53x = 34,150,009.01
  5. Step 5: Solve for x
    x = 34,150,009.01/6,475.53
  6. Step 6: Final answer
    x = 5,273.70

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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.