Home / 5,220.21-7,829.10-2,444.24

Finding the Fourth Proportional to 5,220.21, 7,829.10 and 2,444.24

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Solution

The fourth proportional to 5,220.21, 7,829.10 and 2,444.24 is: 3,665.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220.21 : 7,829.10 = 2,444.24 : x
  2. Step 2: Convert to fraction form
    5,220.21/7,829.10 = 2,444.24/x
  3. Step 3: Cross multiply
    5,220.21x = 7,829.10 × 2,444.24
  4. Step 4: Simplify right side
    5,220.21x = 19,136,160.24
  5. Step 5: Solve for x
    x = 19,136,160.24/5,220.21
  6. Step 6: Final answer
    x = 3,665.78

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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.