Home / 3,027.63-4,538.71-1,079.38

Finding the Fourth Proportional to 3,027.63, 4,538.71 and 1,079.38

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Solution

The fourth proportional to 3,027.63, 4,538.71 and 1,079.38 is: 1,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.63 : 4,538.71 = 1,079.38 : x
  2. Step 2: Convert to fraction form
    3,027.63/4,538.71 = 1,079.38/x
  3. Step 3: Cross multiply
    3,027.63x = 4,538.71 × 1,079.38
  4. Step 4: Simplify right side
    3,027.63x = 4,899,006.81
  5. Step 5: Solve for x
    x = 4,899,006.81/3,027.63
  6. Step 6: Final answer
    x = 1,618.10

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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.