Home / 4,163.99-5,746.32-2,275.61

Finding the Fourth Proportional to 4,163.99, 5,746.32 and 2,275.61

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Solution

The fourth proportional to 4,163.99, 5,746.32 and 2,275.61 is: 3,140.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.99 : 5,746.32 = 2,275.61 : x
  2. Step 2: Convert to fraction form
    4,163.99/5,746.32 = 2,275.61/x
  3. Step 3: Cross multiply
    4,163.99x = 5,746.32 × 2,275.61
  4. Step 4: Simplify right side
    4,163.99x = 13,076,383.26
  5. Step 5: Solve for x
    x = 13,076,383.26/4,163.99
  6. Step 6: Final answer
    x = 3,140.35

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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.