Home / 1,606.53-2,217.10-976.96

Finding the Fourth Proportional to 1,606.53, 2,217.10 and 976.96

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Solution

The fourth proportional to 1,606.53, 2,217.10 and 976.96 is: 1,348.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606.53 : 2,217.10 = 976.96 : x
  2. Step 2: Convert to fraction form
    1,606.53/2,217.10 = 976.96/x
  3. Step 3: Cross multiply
    1,606.53x = 2,217.10 × 976.96
  4. Step 4: Simplify right side
    1,606.53x = 2,166,002.05
  5. Step 5: Solve for x
    x = 2,166,002.05/1,606.53
  6. Step 6: Final answer
    x = 1,348.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.