Home / 1,789.52-2,467.68-1,159.34

Finding the Fourth Proportional to 1,789.52, 2,467.68 and 1,159.34

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Solution

The fourth proportional to 1,789.52, 2,467.68 and 1,159.34 is: 1,598.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789.52 : 2,467.68 = 1,159.34 : x
  2. Step 2: Convert to fraction form
    1,789.52/2,467.68 = 1,159.34/x
  3. Step 3: Cross multiply
    1,789.52x = 2,467.68 × 1,159.34
  4. Step 4: Simplify right side
    1,789.52x = 2,860,880.13
  5. Step 5: Solve for x
    x = 2,860,880.13/1,789.52
  6. Step 6: Final answer
    x = 1,598.69

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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.