Home / 6,320.64-9,475.44-3,196.56

Finding the Fourth Proportional to 6,320.64, 9,475.44 and 3,196.56

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Solution

The fourth proportional to 6,320.64, 9,475.44 and 3,196.56 is: 4,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.64 : 9,475.44 = 3,196.56 : x
  2. Step 2: Convert to fraction form
    6,320.64/9,475.44 = 3,196.56/x
  3. Step 3: Cross multiply
    6,320.64x = 9,475.44 × 3,196.56
  4. Step 4: Simplify right side
    6,320.64x = 30,288,812.49
  5. Step 5: Solve for x
    x = 30,288,812.49/6,320.64
  6. Step 6: Final answer
    x = 4,792.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.