Home / 9,621.24-14,431.74-3,047.46

Finding the Fourth Proportional to 9,621.24, 14,431.74 and 3,047.46

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Solution

The fourth proportional to 9,621.24, 14,431.74 and 3,047.46 is: 4,571.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,621.24 : 14,431.74 = 3,047.46 : x
  2. Step 2: Convert to fraction form
    9,621.24/14,431.74 = 3,047.46/x
  3. Step 3: Cross multiply
    9,621.24x = 14,431.74 × 3,047.46
  4. Step 4: Simplify right side
    9,621.24x = 43,980,150.38
  5. Step 5: Solve for x
    x = 43,980,150.38/9,621.24
  6. Step 6: Final answer
    x = 4,571.15

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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.