Home / 9,195.59-13,782.53-3,929.06

Finding the Fourth Proportional to 9,195.59, 13,782.53 and 3,929.06

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Solution

The fourth proportional to 9,195.59, 13,782.53 and 3,929.06 is: 5,888.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195.59 : 13,782.53 = 3,929.06 : x
  2. Step 2: Convert to fraction form
    9,195.59/13,782.53 = 3,929.06/x
  3. Step 3: Cross multiply
    9,195.59x = 13,782.53 × 3,929.06
  4. Step 4: Simplify right side
    9,195.59x = 54,152,298.76
  5. Step 5: Solve for x
    x = 54,152,298.76/9,195.59
  6. Step 6: Final answer
    x = 5,888.95

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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.