Home / 9,631.36-14,440.32-3,389.92

Finding the Fourth Proportional to 9,631.36, 14,440.32 and 3,389.92

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Solution

The fourth proportional to 9,631.36, 14,440.32 and 3,389.92 is: 5,082.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631.36 : 14,440.32 = 3,389.92 : x
  2. Step 2: Convert to fraction form
    9,631.36/14,440.32 = 3,389.92/x
  3. Step 3: Cross multiply
    9,631.36x = 14,440.32 × 3,389.92
  4. Step 4: Simplify right side
    9,631.36x = 48,951,529.57
  5. Step 5: Solve for x
    x = 48,951,529.57/9,631.36
  6. Step 6: Final answer
    x = 5,082.51

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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.