Home / 4,081.77-5,625.99-3,124.35

Finding the Fourth Proportional to 4,081.77, 5,625.99 and 3,124.35

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Solution

The fourth proportional to 4,081.77, 5,625.99 and 3,124.35 is: 4,306.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.77 : 5,625.99 = 3,124.35 : x
  2. Step 2: Convert to fraction form
    4,081.77/5,625.99 = 3,124.35/x
  3. Step 3: Cross multiply
    4,081.77x = 5,625.99 × 3,124.35
  4. Step 4: Simplify right side
    4,081.77x = 17,577,561.86
  5. Step 5: Solve for x
    x = 17,577,561.86/4,081.77
  6. Step 6: Final answer
    x = 4,306.36

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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.