Home / 3,349.08-5,023.62-1,400.76

Finding the Fourth Proportional to 3,349.08, 5,023.62 and 1,400.76

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Solution

The fourth proportional to 3,349.08, 5,023.62 and 1,400.76 is: 2,101.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,349.08 : 5,023.62 = 1,400.76 : x
  2. Step 2: Convert to fraction form
    3,349.08/5,023.62 = 1,400.76/x
  3. Step 3: Cross multiply
    3,349.08x = 5,023.62 × 1,400.76
  4. Step 4: Simplify right side
    3,349.08x = 7,036,885.95
  5. Step 5: Solve for x
    x = 7,036,885.95/3,349.08
  6. Step 6: Final answer
    x = 2,101.14

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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.