Home / 9,323.42-13,981.80-3,082.28

Finding the Fourth Proportional to 9,323.42, 13,981.80 and 3,082.28

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Solution

The fourth proportional to 9,323.42, 13,981.80 and 3,082.28 is: 4,622.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,323.42 : 13,981.80 = 3,082.28 : x
  2. Step 2: Convert to fraction form
    9,323.42/13,981.80 = 3,082.28/x
  3. Step 3: Cross multiply
    9,323.42x = 13,981.80 × 3,082.28
  4. Step 4: Simplify right side
    9,323.42x = 43,095,807.09
  5. Step 5: Solve for x
    x = 43,095,807.09/9,323.42
  6. Step 6: Final answer
    x = 4,622.32

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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.