Home / 1,773.09-2,446.81-976.46

Finding the Fourth Proportional to 1,773.09, 2,446.81 and 976.46

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Solution

The fourth proportional to 1,773.09, 2,446.81 and 976.46 is: 1,347.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773.09 : 2,446.81 = 976.46 : x
  2. Step 2: Convert to fraction form
    1,773.09/2,446.81 = 976.46/x
  3. Step 3: Cross multiply
    1,773.09x = 2,446.81 × 976.46
  4. Step 4: Simplify right side
    1,773.09x = 2,389,197.42
  5. Step 5: Solve for x
    x = 2,389,197.42/1,773.09
  6. Step 6: Final answer
    x = 1,347.48

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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.