Home / 4,175.13-6,262.80-1,401.90

Finding the Fourth Proportional to 4,175.13, 6,262.80 and 1,401.90

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Solution

The fourth proportional to 4,175.13, 6,262.80 and 1,401.90 is: 2,102.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,175.13 : 6,262.80 = 1,401.90 : x
  2. Step 2: Convert to fraction form
    4,175.13/6,262.80 = 1,401.90/x
  3. Step 3: Cross multiply
    4,175.13x = 6,262.80 × 1,401.90
  4. Step 4: Simplify right side
    4,175.13x = 8,779,819.32
  5. Step 5: Solve for x
    x = 8,779,819.32/4,175.13
  6. Step 6: Final answer
    x = 2,102.89

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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.