Home / 1,151.19-1,592.82-1,004.13

Finding the Fourth Proportional to 1,151.19, 1,592.82 and 1,004.13

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Solution

The fourth proportional to 1,151.19, 1,592.82 and 1,004.13 is: 1,389.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151.19 : 1,592.82 = 1,004.13 : x
  2. Step 2: Convert to fraction form
    1,151.19/1,592.82 = 1,004.13/x
  3. Step 3: Cross multiply
    1,151.19x = 1,592.82 × 1,004.13
  4. Step 4: Simplify right side
    1,151.19x = 1,599,398.35
  5. Step 5: Solve for x
    x = 1,599,398.35/1,151.19
  6. Step 6: Final answer
    x = 1,389.34

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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.