Home / 5,303.52-7,956.18-2,185.22

Finding the Fourth Proportional to 5,303.52, 7,956.18 and 2,185.22

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Solution

The fourth proportional to 5,303.52, 7,956.18 and 2,185.22 is: 3,278.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.52 : 7,956.18 = 2,185.22 : x
  2. Step 2: Convert to fraction form
    5,303.52/7,956.18 = 2,185.22/x
  3. Step 3: Cross multiply
    5,303.52x = 7,956.18 × 2,185.22
  4. Step 4: Simplify right side
    5,303.52x = 17,385,963.88
  5. Step 5: Solve for x
    x = 17,385,963.88/5,303.52
  6. Step 6: Final answer
    x = 3,278.19

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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.