Home / 4,773.28-7,156.20-1,998.16

Finding the Fourth Proportional to 4,773.28, 7,156.20 and 1,998.16

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Solution

The fourth proportional to 4,773.28, 7,156.20 and 1,998.16 is: 2,995.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,773.28 : 7,156.20 = 1,998.16 : x
  2. Step 2: Convert to fraction form
    4,773.28/7,156.20 = 1,998.16/x
  3. Step 3: Cross multiply
    4,773.28x = 7,156.20 × 1,998.16
  4. Step 4: Simplify right side
    4,773.28x = 14,299,232.59
  5. Step 5: Solve for x
    x = 14,299,232.59/4,773.28
  6. Step 6: Final answer
    x = 2,995.68

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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.