Home / 7,465.30-11,187.15-3,301.90

Finding the Fourth Proportional to 7,465.30, 11,187.15 and 3,301.90

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Solution

The fourth proportional to 7,465.30, 11,187.15 and 3,301.90 is: 4,948.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.30 : 11,187.15 = 3,301.90 : x
  2. Step 2: Convert to fraction form
    7,465.30/11,187.15 = 3,301.90/x
  3. Step 3: Cross multiply
    7,465.30x = 11,187.15 × 3,301.90
  4. Step 4: Simplify right side
    7,465.30x = 36,938,850.59
  5. Step 5: Solve for x
    x = 36,938,850.59/7,465.30
  6. Step 6: Final answer
    x = 4,948.07

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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.