Home / 7,134.88-10,699.62-3,436.24

Finding the Fourth Proportional to 7,134.88, 10,699.62 and 3,436.24

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Solution

The fourth proportional to 7,134.88, 10,699.62 and 3,436.24 is: 5,153.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.88 : 10,699.62 = 3,436.24 : x
  2. Step 2: Convert to fraction form
    7,134.88/10,699.62 = 3,436.24/x
  3. Step 3: Cross multiply
    7,134.88x = 10,699.62 × 3,436.24
  4. Step 4: Simplify right side
    7,134.88x = 36,766,462.23
  5. Step 5: Solve for x
    x = 36,766,462.23/7,134.88
  6. Step 6: Final answer
    x = 5,153.06

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1.5x scale

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.