Home / 9,814.85-14,722.25-3,975.56

Finding the Fourth Proportional to 9,814.85, 14,722.25 and 3,975.56

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Solution

The fourth proportional to 9,814.85, 14,722.25 and 3,975.56 is: 5,963.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,814.85 : 14,722.25 = 3,975.56 : x
  2. Step 2: Convert to fraction form
    9,814.85/14,722.25 = 3,975.56/x
  3. Step 3: Cross multiply
    9,814.85x = 14,722.25 × 3,975.56
  4. Step 4: Simplify right side
    9,814.85x = 58,529,094.72
  5. Step 5: Solve for x
    x = 58,529,094.72/9,814.85
  6. Step 6: Final answer
    x = 5,963.32

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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.