Home / 5,239.24-7,820.36-4,800.88

Finding the Fourth Proportional to 5,239.24, 7,820.36 and 4,800.88

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Solution

The fourth proportional to 5,239.24, 7,820.36 and 4,800.88 is: 7,166.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239.24 : 7,820.36 = 4,800.88 : x
  2. Step 2: Convert to fraction form
    5,239.24/7,820.36 = 4,800.88/x
  3. Step 3: Cross multiply
    5,239.24x = 7,820.36 × 4,800.88
  4. Step 4: Simplify right side
    5,239.24x = 37,544,609.92
  5. Step 5: Solve for x
    x = 37,544,609.92/5,239.24
  6. Step 6: Final answer
    x = 7,166.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.