Home / 1,885.58-2,834.49-1,159.75

Finding the Fourth Proportional to 1,885.58, 2,834.49 and 1,159.75

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Solution

The fourth proportional to 1,885.58, 2,834.49 and 1,159.75 is: 1,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885.58 : 2,834.49 = 1,159.75 : x
  2. Step 2: Convert to fraction form
    1,885.58/2,834.49 = 1,159.75/x
  3. Step 3: Cross multiply
    1,885.58x = 2,834.49 × 1,159.75
  4. Step 4: Simplify right side
    1,885.58x = 3,287,307.67
  5. Step 5: Solve for x
    x = 3,287,307.67/1,885.58
  6. Step 6: Final answer
    x = 1,743.39

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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.