Home / 7,465.48-11,181.20-3,572.64

Finding the Fourth Proportional to 7,465.48, 11,181.20 and 3,572.64

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Solution

The fourth proportional to 7,465.48, 11,181.20 and 3,572.64 is: 5,350.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.48 : 11,181.20 = 3,572.64 : x
  2. Step 2: Convert to fraction form
    7,465.48/11,181.20 = 3,572.64/x
  3. Step 3: Cross multiply
    7,465.48x = 11,181.20 × 3,572.64
  4. Step 4: Simplify right side
    7,465.48x = 39,946,402.37
  5. Step 5: Solve for x
    x = 39,946,402.37/7,465.48
  6. Step 6: Final answer
    x = 5,350.82

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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.