Home / 2,430.53-3,645.82-1,334.30

Finding the Fourth Proportional to 2,430.53, 3,645.82 and 1,334.30

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Solution

The fourth proportional to 2,430.53, 3,645.82 and 1,334.30 is: 2,001.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.53 : 3,645.82 = 1,334.30 : x
  2. Step 2: Convert to fraction form
    2,430.53/3,645.82 = 1,334.30/x
  3. Step 3: Cross multiply
    2,430.53x = 3,645.82 × 1,334.30
  4. Step 4: Simplify right side
    2,430.53x = 4,864,617.63
  5. Step 5: Solve for x
    x = 4,864,617.63/2,430.53
  6. Step 6: Final answer
    x = 2,001.46

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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.