Home / 3,026.24-4,174.60-1,905.04

Finding the Fourth Proportional to 3,026.24, 4,174.60 and 1,905.04

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Solution

The fourth proportional to 3,026.24, 4,174.60 and 1,905.04 is: 2,627.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.24 : 4,174.60 = 1,905.04 : x
  2. Step 2: Convert to fraction form
    3,026.24/4,174.60 = 1,905.04/x
  3. Step 3: Cross multiply
    3,026.24x = 4,174.60 × 1,905.04
  4. Step 4: Simplify right side
    3,026.24x = 7,952,779.98
  5. Step 5: Solve for x
    x = 7,952,779.98/3,026.24
  6. Step 6: Final answer
    x = 2,627.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.