Home / 1,876.11-2,588.97-1,036.80

Finding the Fourth Proportional to 1,876.11, 2,588.97 and 1,036.80

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Solution

The fourth proportional to 1,876.11, 2,588.97 and 1,036.80 is: 1,430.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876.11 : 2,588.97 = 1,036.80 : x
  2. Step 2: Convert to fraction form
    1,876.11/2,588.97 = 1,036.80/x
  3. Step 3: Cross multiply
    1,876.11x = 2,588.97 × 1,036.80
  4. Step 4: Simplify right side
    1,876.11x = 2,684,244.10
  5. Step 5: Solve for x
    x = 2,684,244.10/1,876.11
  6. Step 6: Final answer
    x = 1,430.75

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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.