Home / 3,515.52-4,852.16-2,189.44

Finding the Fourth Proportional to 3,515.52, 4,852.16 and 2,189.44

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Solution

The fourth proportional to 3,515.52, 4,852.16 and 2,189.44 is: 3,021.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.52 : 4,852.16 = 2,189.44 : x
  2. Step 2: Convert to fraction form
    3,515.52/4,852.16 = 2,189.44/x
  3. Step 3: Cross multiply
    3,515.52x = 4,852.16 × 2,189.44
  4. Step 4: Simplify right side
    3,515.52x = 10,623,513.19
  5. Step 5: Solve for x
    x = 10,623,513.19/3,515.52
  6. Step 6: Final answer
    x = 3,021.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.