Home / 2,325.14-3,487.39-864.09

Finding the Fourth Proportional to 2,325.14, 3,487.39 and 864.09

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Solution

The fourth proportional to 2,325.14, 3,487.39 and 864.09 is: 1,296.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.14 : 3,487.39 = 864.09 : x
  2. Step 2: Convert to fraction form
    2,325.14/3,487.39 = 864.09/x
  3. Step 3: Cross multiply
    2,325.14x = 3,487.39 × 864.09
  4. Step 4: Simplify right side
    2,325.14x = 3,013,418.83
  5. Step 5: Solve for x
    x = 3,013,418.83/2,325.14
  6. Step 6: Final answer
    x = 1,296.02

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1.5x scale

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.