Home / 2,308.79-3,465.84-1,325.33

Finding the Fourth Proportional to 2,308.79, 3,465.84 and 1,325.33

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Solution

The fourth proportional to 2,308.79, 3,465.84 and 1,325.33 is: 1,989.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308.79 : 3,465.84 = 1,325.33 : x
  2. Step 2: Convert to fraction form
    2,308.79/3,465.84 = 1,325.33/x
  3. Step 3: Cross multiply
    2,308.79x = 3,465.84 × 1,325.33
  4. Step 4: Simplify right side
    2,308.79x = 4,593,364.40
  5. Step 5: Solve for x
    x = 4,593,364.40/2,308.79
  6. Step 6: Final answer
    x = 1,989.52

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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.