Home / 4,953.37-7,428.29-2,320.43

Finding the Fourth Proportional to 4,953.37, 7,428.29 and 2,320.43

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Solution

The fourth proportional to 4,953.37, 7,428.29 and 2,320.43 is: 3,479.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,953.37 : 7,428.29 = 2,320.43 : x
  2. Step 2: Convert to fraction form
    4,953.37/7,428.29 = 2,320.43/x
  3. Step 3: Cross multiply
    4,953.37x = 7,428.29 × 2,320.43
  4. Step 4: Simplify right side
    4,953.37x = 17,236,778.22
  5. Step 5: Solve for x
    x = 17,236,778.22/4,953.37
  6. Step 6: Final answer
    x = 3,479.81

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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.