Home / 3,001.20-4,502.64-1,614

Finding the Fourth Proportional to 3,001.20, 4,502.64 and 1,614

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Solution

The fourth proportional to 3,001.20, 4,502.64 and 1,614 is: 2,421.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.20 : 4,502.64 = 1,614 : x
  2. Step 2: Convert to fraction form
    3,001.20/4,502.64 = 1,614/x
  3. Step 3: Cross multiply
    3,001.20x = 4,502.64 × 1,614
  4. Step 4: Simplify right side
    3,001.20x = 7,267,260.96
  5. Step 5: Solve for x
    x = 7,267,260.96/3,001.20
  6. Step 6: Final answer
    x = 2,421.45

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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.