Home / 7,239.43-10,848.21-5,381.83

Finding the Fourth Proportional to 7,239.43, 10,848.21 and 5,381.83

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Solution

The fourth proportional to 7,239.43, 10,848.21 and 5,381.83 is: 8,064.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239.43 : 10,848.21 = 5,381.83 : x
  2. Step 2: Convert to fraction form
    7,239.43/10,848.21 = 5,381.83/x
  3. Step 3: Cross multiply
    7,239.43x = 10,848.21 × 5,381.83
  4. Step 4: Simplify right side
    7,239.43x = 58,383,222.02
  5. Step 5: Solve for x
    x = 58,383,222.02/7,239.43
  6. Step 6: Final answer
    x = 8,064.62

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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.