Home / 2,325.37-3,209.30-1,330.51

Finding the Fourth Proportional to 2,325.37, 3,209.30 and 1,330.51

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Solution

The fourth proportional to 2,325.37, 3,209.30 and 1,330.51 is: 1,836.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.37 : 3,209.30 = 1,330.51 : x
  2. Step 2: Convert to fraction form
    2,325.37/3,209.30 = 1,330.51/x
  3. Step 3: Cross multiply
    2,325.37x = 3,209.30 × 1,330.51
  4. Step 4: Simplify right side
    2,325.37x = 4,270,005.74
  5. Step 5: Solve for x
    x = 4,270,005.74/2,325.37
  6. Step 6: Final answer
    x = 1,836.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.