Home / 11,687.07-17,504.46-5,437.72

Finding the Fourth Proportional to 11,687.07, 17,504.46 and 5,437.72

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Solution

The fourth proportional to 11,687.07, 17,504.46 and 5,437.72 is: 8,144.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,687.07 : 17,504.46 = 5,437.72 : x
  2. Step 2: Convert to fraction form
    11,687.07/17,504.46 = 5,437.72/x
  3. Step 3: Cross multiply
    11,687.07x = 17,504.46 × 5,437.72
  4. Step 4: Simplify right side
    11,687.07x = 95,184,374.11
  5. Step 5: Solve for x
    x = 95,184,374.11/11,687.07
  6. Step 6: Final answer
    x = 8,144.41

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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.