Home / 7,337.64-11,006.46-2,143.56

Finding the Fourth Proportional to 7,337.64, 11,006.46 and 2,143.56

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Solution

The fourth proportional to 7,337.64, 11,006.46 and 2,143.56 is: 3,215.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.64 : 11,006.46 = 2,143.56 : x
  2. Step 2: Convert to fraction form
    7,337.64/11,006.46 = 2,143.56/x
  3. Step 3: Cross multiply
    7,337.64x = 11,006.46 × 2,143.56
  4. Step 4: Simplify right side
    7,337.64x = 23,593,007.40
  5. Step 5: Solve for x
    x = 23,593,007.40/7,337.64
  6. Step 6: Final answer
    x = 3,215.34

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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.