Home / 4,736.28-7,103.04-1,813

Finding the Fourth Proportional to 4,736.28, 7,103.04 and 1,813

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Solution

The fourth proportional to 4,736.28, 7,103.04 and 1,813 is: 2,718.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,736.28 : 7,103.04 = 1,813 : x
  2. Step 2: Convert to fraction form
    4,736.28/7,103.04 = 1,813/x
  3. Step 3: Cross multiply
    4,736.28x = 7,103.04 × 1,813
  4. Step 4: Simplify right side
    4,736.28x = 12,877,811.52
  5. Step 5: Solve for x
    x = 12,877,811.52/4,736.28
  6. Step 6: Final answer
    x = 2,718.97

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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.