Home / 12,730.37-19,084.01-6,880.14

Finding the Fourth Proportional to 12,730.37, 19,084.01 and 6,880.14

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Solution

The fourth proportional to 12,730.37, 19,084.01 and 6,880.14 is: 10,313.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730.37 : 19,084.01 = 6,880.14 : x
  2. Step 2: Convert to fraction form
    12,730.37/19,084.01 = 6,880.14/x
  3. Step 3: Cross multiply
    12,730.37x = 19,084.01 × 6,880.14
  4. Step 4: Simplify right side
    12,730.37x = 131,300,626.16
  5. Step 5: Solve for x
    x = 131,300,626.16/12,730.37
  6. Step 6: Final answer
    x = 10,313.97

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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.