Home / 2,325.08-3,207.54-1,380.34

Finding the Fourth Proportional to 2,325.08, 3,207.54 and 1,380.34

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Solution

The fourth proportional to 2,325.08, 3,207.54 and 1,380.34 is: 1,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.08 : 3,207.54 = 1,380.34 : x
  2. Step 2: Convert to fraction form
    2,325.08/3,207.54 = 1,380.34/x
  3. Step 3: Cross multiply
    2,325.08x = 3,207.54 × 1,380.34
  4. Step 4: Simplify right side
    2,325.08x = 4,427,495.76
  5. Step 5: Solve for x
    x = 4,427,495.76/2,325.08
  6. Step 6: Final answer
    x = 1,904.23

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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.