Home / 2,670.08-4,004.19-1,003.91

Finding the Fourth Proportional to 2,670.08, 4,004.19 and 1,003.91

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Solution

The fourth proportional to 2,670.08, 4,004.19 and 1,003.91 is: 1,505.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.08 : 4,004.19 = 1,003.91 : x
  2. Step 2: Convert to fraction form
    2,670.08/4,004.19 = 1,003.91/x
  3. Step 3: Cross multiply
    2,670.08x = 4,004.19 × 1,003.91
  4. Step 4: Simplify right side
    2,670.08x = 4,019,826.36
  5. Step 5: Solve for x
    x = 4,019,826.36/2,670.08
  6. Step 6: Final answer
    x = 1,505.51

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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.