Home / 1,789.06-2,468.40-1,159.62

Finding the Fourth Proportional to 1,789.06, 2,468.40 and 1,159.62

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Solution

The fourth proportional to 1,789.06, 2,468.40 and 1,159.62 is: 1,599.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789.06 : 2,468.40 = 1,159.62 : x
  2. Step 2: Convert to fraction form
    1,789.06/2,468.40 = 1,159.62/x
  3. Step 3: Cross multiply
    1,789.06x = 2,468.40 × 1,159.62
  4. Step 4: Simplify right side
    1,789.06x = 2,862,402.74
  5. Step 5: Solve for x
    x = 2,862,402.74/1,789.06
  6. Step 6: Final answer
    x = 1,599.94

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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.