Home / 3,357.36-5,031-2,623.68

Finding the Fourth Proportional to 3,357.36, 5,031 and 2,623.68

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Solution

The fourth proportional to 3,357.36, 5,031 and 2,623.68 is: 3,931.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357.36 : 5,031 = 2,623.68 : x
  2. Step 2: Convert to fraction form
    3,357.36/5,031 = 2,623.68/x
  3. Step 3: Cross multiply
    3,357.36x = 5,031 × 2,623.68
  4. Step 4: Simplify right side
    3,357.36x = 13,199,734.08
  5. Step 5: Solve for x
    x = 13,199,734.08/3,357.36
  6. Step 6: Final answer
    x = 3,931.58

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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.