Home / 5,021.48-7,532.64-2,100.04

Finding the Fourth Proportional to 5,021.48, 7,532.64 and 2,100.04

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Solution

The fourth proportional to 5,021.48, 7,532.64 and 2,100.04 is: 3,150.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.48 : 7,532.64 = 2,100.04 : x
  2. Step 2: Convert to fraction form
    5,021.48/7,532.64 = 2,100.04/x
  3. Step 3: Cross multiply
    5,021.48x = 7,532.64 × 2,100.04
  4. Step 4: Simplify right side
    5,021.48x = 15,818,845.31
  5. Step 5: Solve for x
    x = 15,818,845.31/5,021.48
  6. Step 6: Final answer
    x = 3,150.24

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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.