Home / 1,359.18-2,036.61-967.68

Finding the Fourth Proportional to 1,359.18, 2,036.61 and 967.68

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Solution

The fourth proportional to 1,359.18, 2,036.61 and 967.68 is: 1,449.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359.18 : 2,036.61 = 967.68 : x
  2. Step 2: Convert to fraction form
    1,359.18/2,036.61 = 967.68/x
  3. Step 3: Cross multiply
    1,359.18x = 2,036.61 × 967.68
  4. Step 4: Simplify right side
    1,359.18x = 1,970,786.76
  5. Step 5: Solve for x
    x = 1,970,786.76/1,359.18
  6. Step 6: Final answer
    x = 1,449.98

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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.