Home / 3,070.38-4,606.48-1,427.90

Finding the Fourth Proportional to 3,070.38, 4,606.48 and 1,427.90

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Solution

The fourth proportional to 3,070.38, 4,606.48 and 1,427.90 is: 2,142.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.38 : 4,606.48 = 1,427.90 : x
  2. Step 2: Convert to fraction form
    3,070.38/4,606.48 = 1,427.90/x
  3. Step 3: Cross multiply
    3,070.38x = 4,606.48 × 1,427.90
  4. Step 4: Simplify right side
    3,070.38x = 6,577,592.79
  5. Step 5: Solve for x
    x = 6,577,592.79/3,070.38
  6. Step 6: Final answer
    x = 2,142.27

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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.