Home / 4,550.29-6,277.77-2,661.20

Finding the Fourth Proportional to 4,550.29, 6,277.77 and 2,661.20

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Solution

The fourth proportional to 4,550.29, 6,277.77 and 2,661.20 is: 3,671.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.29 : 6,277.77 = 2,661.20 : x
  2. Step 2: Convert to fraction form
    4,550.29/6,277.77 = 2,661.20/x
  3. Step 3: Cross multiply
    4,550.29x = 6,277.77 × 2,661.20
  4. Step 4: Simplify right side
    4,550.29x = 16,706,401.52
  5. Step 5: Solve for x
    x = 16,706,401.52/4,550.29
  6. Step 6: Final answer
    x = 3,671.50

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Half scale
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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.