Home / 3,953.52-5,930.36-3,030.72

Finding the Fourth Proportional to 3,953.52, 5,930.36 and 3,030.72

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Solution

The fourth proportional to 3,953.52, 5,930.36 and 3,030.72 is: 4,546.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.52 : 5,930.36 = 3,030.72 : x
  2. Step 2: Convert to fraction form
    3,953.52/5,930.36 = 3,030.72/x
  3. Step 3: Cross multiply
    3,953.52x = 5,930.36 × 3,030.72
  4. Step 4: Simplify right side
    3,953.52x = 17,973,260.66
  5. Step 5: Solve for x
    x = 17,973,260.66/3,953.52
  6. Step 6: Final answer
    x = 4,546.14

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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.