Home / 7,487.53-11,232.62-2,556.02

Finding the Fourth Proportional to 7,487.53, 11,232.62 and 2,556.02

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Solution

The fourth proportional to 7,487.53, 11,232.62 and 2,556.02 is: 3,834.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.53 : 11,232.62 = 2,556.02 : x
  2. Step 2: Convert to fraction form
    7,487.53/11,232.62 = 2,556.02/x
  3. Step 3: Cross multiply
    7,487.53x = 11,232.62 × 2,556.02
  4. Step 4: Simplify right side
    7,487.53x = 28,710,840.64
  5. Step 5: Solve for x
    x = 28,710,840.64/7,487.53
  6. Step 6: Final answer
    x = 3,834.49

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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.