Home / 5,048.30-7,569.48-2,125.02

Finding the Fourth Proportional to 5,048.30, 7,569.48 and 2,125.02

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Solution

The fourth proportional to 5,048.30, 7,569.48 and 2,125.02 is: 3,186.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.30 : 7,569.48 = 2,125.02 : x
  2. Step 2: Convert to fraction form
    5,048.30/7,569.48 = 2,125.02/x
  3. Step 3: Cross multiply
    5,048.30x = 7,569.48 × 2,125.02
  4. Step 4: Simplify right side
    5,048.30x = 16,085,296.39
  5. Step 5: Solve for x
    x = 16,085,296.39/5,048.30
  6. Step 6: Final answer
    x = 3,186.28

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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.