Home / 3,070.13-4,604.87-1,425.62

Finding the Fourth Proportional to 3,070.13, 4,604.87 and 1,425.62

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Solution

The fourth proportional to 3,070.13, 4,604.87 and 1,425.62 is: 2,138.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.13 : 4,604.87 = 1,425.62 : x
  2. Step 2: Convert to fraction form
    3,070.13/4,604.87 = 1,425.62/x
  3. Step 3: Cross multiply
    3,070.13x = 4,604.87 × 1,425.62
  4. Step 4: Simplify right side
    3,070.13x = 6,564,809.85
  5. Step 5: Solve for x
    x = 6,564,809.85/3,070.13
  6. Step 6: Final answer
    x = 2,138.29

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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.