Home / 9,195.42-13,795.28-2,621.70

Finding the Fourth Proportional to 9,195.42, 13,795.28 and 2,621.70

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Solution

The fourth proportional to 9,195.42, 13,795.28 and 2,621.70 is: 3,933.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195.42 : 13,795.28 = 2,621.70 : x
  2. Step 2: Convert to fraction form
    9,195.42/13,795.28 = 2,621.70/x
  3. Step 3: Cross multiply
    9,195.42x = 13,795.28 × 2,621.70
  4. Step 4: Simplify right side
    9,195.42x = 36,167,085.58
  5. Step 5: Solve for x
    x = 36,167,085.58/9,195.42
  6. Step 6: Final answer
    x = 3,933.16

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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.