Home / 1,614.02-2,421.62-997.02

Finding the Fourth Proportional to 1,614.02, 2,421.62 and 997.02

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Solution

The fourth proportional to 1,614.02, 2,421.62 and 997.02 is: 1,495.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614.02 : 2,421.62 = 997.02 : x
  2. Step 2: Convert to fraction form
    1,614.02/2,421.62 = 997.02/x
  3. Step 3: Cross multiply
    1,614.02x = 2,421.62 × 997.02
  4. Step 4: Simplify right side
    1,614.02x = 2,414,406.06
  5. Step 5: Solve for x
    x = 2,414,406.06/1,614.02
  6. Step 6: Final answer
    x = 1,495.89

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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.