Home / 3,385.05-4,668.75-2,265.63

Finding the Fourth Proportional to 3,385.05, 4,668.75 and 2,265.63

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Solution

The fourth proportional to 3,385.05, 4,668.75 and 2,265.63 is: 3,124.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,385.05 : 4,668.75 = 2,265.63 : x
  2. Step 2: Convert to fraction form
    3,385.05/4,668.75 = 2,265.63/x
  3. Step 3: Cross multiply
    3,385.05x = 4,668.75 × 2,265.63
  4. Step 4: Simplify right side
    3,385.05x = 10,577,660.06
  5. Step 5: Solve for x
    x = 10,577,660.06/3,385.05
  6. Step 6: Final answer
    x = 3,124.82

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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.